EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

tetramethyl ammonium hydroxide
N,N,N-trimethylmethanaminium hydroxide (1:1)

Supplier Sponsors

Name:tetramethylazanium;hydroxide
CAS Number: 75-59-2Picture of molecule3D/inchi
Other(deleted CASRN):104422-11-9
ECHA EINECS - REACH Pre-Reg:200-882-9
FDA UNII: 5GKP7317Q2
MDL:MFCD00008280
Molecular Weight:91.15381000
Formula:C4 H13 N O
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:pharmaceuticals / chemical synthisis
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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NCBI:Search
 
Physical Properties:
Appearance:colorless to pale yellow clear liquid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity:1.01600 @ 25.00 °C.
Refractive Index:1.38060 @ 20.00 °C.
Flash Point: 99.00 °F. TCC ( 37.22 °C. )
Soluble in:
 water, 1e+006 mg/L @ 25 °C (est)
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
Charkit Chemical
TETRAMETHYL AMMONIUM HYDROXIDE 25%
EMD Millipore
For experimental / research use only.
Tetramethylammonium Hydroxide
Penta International
TETRAMETHYL AMMONIUM HYDROXIDE 10% IN WATER
Sigma-Aldrich
For experimental / research use only.
Tetramethylammonium hydroxide solution ACS reagent
TCI AMERICA
For experimental / research use only.
Tetramethylammonium Hydroxide (10% in Methanol)
 
Safety Information:
Preferred SDS: View
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
parenteral-frog LDLo 5 mg/kg
VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION
"Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948Vol. -, Pg. 688, 1948.

unreported-frog LDLo 1515 ug/kg
"Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948Vol. -, Pg. 681, 1948.

intravenous-rabbit LDLo 1 mg/kg
"Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948Vol. -, Pg. 688, 1948.

Dermal Toxicity:
skin-guinea pig LD50 25 mg/kg
SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"
National Technical Information Service. Vol. OTS0570994

subcutaneous-mouse LDLo 19 mg/kg
Journal of Pharmacology and Experimental Therapeutics. Vol. 28, Pg. 367, 1926.

Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category:
pharmaceuticals / chemical synthisis
Recommendation for tetramethyl ammonium hydroxide usage levels up to:
 not for fragrance use.
 
Recommendation for tetramethyl ammonium hydroxide flavor usage levels up to:
 not for flavor use.
 
Safety References:
EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):75-59-2
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :60966
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:1
tetramethylazanium;hydroxide
Chemidplus:0000075592
EPA/NOAA CAMEO:hazardous materials
RTECS:PA0875000 for cas# 75-59-2
 
References:
 tetramethylazanium;hydroxide
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:75-59-2
Pubchem (cid):60966
Pubchem (sid):135017567
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
CHEMBL:View
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2923.90.0000
ChemSpider:View
Wikipedia:View
 
Potential Blenders and core components note
None Found
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
 ammonium, tetramethyl-, hydroxide
 methanaminium, N,N,N-trimethyl-, hydroxide
 methanaminium, N,N,N-trimethyl-, hydroxide (1:1)
 tetramethylammonium hydroxide
 tetramethylammoniumhydroxide
 tetramethylazanium hydroxide
 tetramethylazanium;hydroxide
N,N,N-trimethylmethanaminium hydroxide (1:1)
 

Articles:

PubMed:Effect of Heat-Treatment and Composition on Structure and Luminescence Properties of Spinel-Type Solid Solution Nanocrystals.
PubMed:Feasibility of ultra-trace determination of bromine and iodine in honey by ICP-MS using high sample mass in microwave-induced combustion.
PubMed:LC-MS/MS and GC-MS methods in propofol detection: Evaluation of the two analytical procedures.
PubMed:Adsorption and degradation processes of tributyltin and trimethyltin in landfill leachates treated with iron nanoparticles.
PubMed:Optimization of synthesis and peptization steps to obtain iron oxide nanoparticles with high energy dissipation rates.
PubMed:Response of wheat and pea seedlings on increase of bromine concentration in the growth medium.
PubMed:Manganese Dioxide nanosheet suspension: A novel absorbent for Cadmium(II) contamination in waterbody.
PubMed:Electron microscopy of particles deposited in the lungs of nickel refinery workers.
PubMed:Nodulation Characterization and Proteomic Profiling of Bradyrhizobium liaoningense CCBAU05525 in Response to Water-Soluble Humic Materials.
PubMed:Binding interactions between suberin monomer components and pesticides.
PubMed:Combined photocatalysis and membrane bioreactor for the treatment of feedwater containing thin film transistor-liquid crystal display discharge.
PubMed:Enigmatic ion-exchange behavior of myo-inositol phosphates.
PubMed:Cellulosic fibers with high aspect ratio from cornhusks via controlled swelling and alkaline penetration.
PubMed:Rapid screening of phytoremediation effluents by off-line tetramethylammonium hydroxide assisted thermochemolysis.
PubMed:Characterization of typical aquatic humic substances in areas of sugarcane cultivation in Brazil using tetramethylammonium hydroxide thermochemolysis.
PubMed:New functionalized mercaptoundecahydrododecaborate derivatives for potential application in boron neutron capture therapy: synthesis, characterization and dynamic visualization in cells.
PubMed:A simple and rapid method for the multielement analysis of wheat crispbread products by inductively coupled plasma-optical emission spectrometry.
PubMed:Structural characterization of lignin: a potential source of antioxidants guaiacol and 4-vinylguaiacol.
PubMed:Silica-sol-based spin-coating barrier layer against phosphorous diffusion for crystalline silicon solar cells.
PubMed:Submicron polyacrolein particles in situ embedded with upconversion nanoparticles for bioassay.
PubMed:Molecular analysis of methanogens involved in methanogenic degradation of tetramethylammonium hydroxide in full-scale bioreactors.
PubMed:Validation of an optimized method for the determination of iodine in human breast milk by inductively coupled plasma mass spectrometry (ICPMS) after tetramethylammonium hydroxide extraction.
PubMed:Toxicity of tetramethylammonium hydroxide to aquatic organisms and its synergistic action with potassium iodide.
PubMed:N-doped TiO2/C nanocomposites and N-doped TiO2 synthesised at different thermal treatment temperatures with the same hydrothermal precursor.
PubMed:Measurement of mercury species in human blood using triple spike isotope dilution with SPME-GC-ICP-DRC-MS.
PubMed:Determination of total iodine in serum and urine samples by ion chromatography with pulsed amperometric detection - studies on analyte loss, optimization of sample preparation procedures, and validation of analytical method.
PubMed:Enhanced adsorption of quaternary amine using modified activated carbon.
PubMed:Temperature-tunable iron oxide nanoparticles for remote-controlled drug release.
PubMed:Multielemental analysis in vegetable edible oils by inductively coupled plasma mass spectrometry after solubilisation with tetramethylammonium hydroxide.
PubMed:Incorporating polyoxometalates into a porous MOF greatly improves its selective adsorption of cationic dyes.
PubMed:Chemical and structural investigation of high-resolution patterning with HafSO(x).
PubMed:Unexpected effects of the alteration of structure and stability of myoglobin and hemoglobin in ammonium-based ionic liquids.
PubMed:Improvement of a sample preparation procedure for multi-elemental determination in Brazil nuts by ICP-OES.
PubMed:Rapid and direct compositional analysis of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) in whole bacterial cells by thermally assisted hydrolysis and methylation-gas chromatography.
PubMed:Extraction-free in situ derivatisation of timosaponin AIII using direct analysis in real time TOF/MS.
PubMed:Extraction and analysis of silver and gold nanoparticles from biological tissues using single particle inductively coupled plasma mass spectrometry.
PubMed:Fast method of elements determination in slim coffees by ICP OES.
PubMed:Detection and characterization of silver nanoparticles and dissolved species of silver in culture medium and cells by AsFlFFF-UV-Vis-ICPMS: application to nanotoxicity tests.
PubMed:Comparison between GC-MS and GC-ICPMS using isotope dilution for the simultaneous monitoring of inorganic and methyl mercury, butyl and phenyl tin compounds in biological tissues.
PubMed:Evaluation of thermophysical properties of ionic liquids with polar solvent: a comparable study of two families of ionic liquids with various ions.
PubMed:Squaring the cube: a family of octametallic lanthanide complexes including a Dy8 single-molecule magnet.
PubMed:Tuning the dispersibility of carbon nanostructures from organophilic to hydrophilic: towards the preparation of new multipurpose carbon-based hybrids.
PubMed:Tetramethylammonium hydroxide as a reagent for complex mixture analysis by negative ion electrospray ionization mass spectrometry.
PubMed:Evaluation of the enantioselectivity of glycogen-based synergistic system with amino acid chiral ionic liquids as additives in capillary electrophoresis.
PubMed:Ultra-sensitive nucleic acids detection with electrical nanosensors based on CMOS-compatible silicon nanowire field-effect transistors.
PubMed:Modified MALDI MS fatty acid profiling for bacterial identification.
PubMed:Comparative study for separation of atmospheric humic-like substance (HULIS) by ENVI-18, HLB, XAD-8 and DEAE sorbents: elemental composition, FT-IR, 1H NMR and off-line thermochemolysis with tetramethylammonium hydroxide (TMAH).
PubMed:Nanometer-scale fabrication of hydrogen silsesquioxane (HSQ) films with post exposure baking.
PubMed:Mononuclear nickel(II)-superoxo and nickel(III)-peroxo complexes bearing a common macrocyclic TMC ligand.
PubMed:Evaluation of different extraction procedures for determination of organic Mercury species in petroleum by high performance liquid chromatography coupled with cold vapor atomic fluorescence spectrometry.
PubMed:Development of a simple method for the determination of lead in lipstick using alkaline solubilization and graphite furnace atomic absorption spectrometry.
PubMed:Carboxylate-assisted formation of alkylcarbonate species from CO(2) and tetramethylammonium salts with a β-amino acid anion.
PubMed:Synthesis and characterization of magnetoliposomes for MRI contrast enhancement.
PubMed:Tetramethylammonium hydroxide (TMAH) thermochemolysis for probing in situ softwood lignin modification in each gut segment of the termite.
PubMed:Tetramethylammonium hydroxide poisoning during a pallet cleaning demonstration.
PubMed:Interferences in the direct quantification of bisphenol S in paper by means of thermochemolysis.
PubMed:Occupational neurotoxic diseases in taiwan.
PubMed:Hazardous dyes removal from aqueous solution over mesoporous aluminophosphate with textural porosity by adsorption.
PubMed:Green synthesis of shape-defined anatase TiO2 nanocrystals wholly exposed with {001} and {100} facets.
PubMed:A method for the routine determination of methylmercury in marine tissue by GC isotope dilution-ICP-MS.
PubMed:Physicochemical properties and cellular toxicity of (poly)aminoalkoxysilanes-functionalized ZnO quantum dots.
PubMed:Methyl mercury in nail clippings in relation to fish consumption analysis with gas chromatography coupled to inductively coupled plasma mass spectrometry: a first orientation.
PubMed:Triangle pore arrays fabricated on Si (111) substrate by sphere lithography combined with metal-assisted chemical etching and anisotropic chemical etching.
PubMed:Molecular properties of a fermented manure preparation used as field spray in biodynamic agriculture.
PubMed:The role of the chemical burns caused by hydroxide ion in the toxicity of dermal exposure to tetramethylammonium ion in a rat model.
PubMed:Mercury speciation analysis in human hair by species-specific isotope-dilution using GC-ICP-MS.
PubMed:Effects of laccase on lignin depolymerization and enzymatic hydrolysis of ensiled corn stover.
PubMed:[Assessment on dietary iodine intake in three areas of Zhejiang province, 2009].
PubMed:Changes in the quality of chromophoric dissolved organic matter leached from senescent leaf litter during the early decomposition.
PubMed:Silicon determination in human ventricular whole blood: a possible marker of drowning.
PubMed:Anisotropic remastering for reducing feature sizes on UV nanoimprint lithography replica molds.
PubMed:Influence of alkyl chain length and temperature on thermophysical properties of ammonium-based ionic liquids with molecular solvent.
PubMed:Particle size and magnetic properties dependence on growth temperature for rapid mixed co-precipitated magnetite nanoparticles.
PubMed:Structural characterization of the lignin in the cortex and pith of elephant grass (Pennisetum purpureum) stems.
PubMed:Detection of Mycobacterium tuberculosis in sputum by gas chromatography-mass spectrometry of methyl mycocerosates released by thermochemolysis.
PubMed:Chemical guiding of magnetic nanoparticles in dispersed media containing poly-(methylmethacrylate-co-vinylpyrrolidone).
PubMed:CMOS-compatible, label-free silicon-nanowire biosensors to detect cardiac troponin I for acute myocardial infarction diagnosis.
PubMed:Controlled synthesis and enhanced catalytic and gas-sensing properties of tin dioxide nanoparticles with exposed high-energy facets.
PubMed:Continuous-flow fractionation of selenium in contaminated sediment and soil samples using rotating coiled column and microcolumn extraction.
PubMed:Application of mass spectrometric techniques for the trace analysis of short-lived iodine-containing volatiles emitted by seaweed.
PubMed:Manufacture and characterization of high Q-factor inductors based on CMOS-MEMS techniques.
PubMed:Electrochemical determination of atropine at multi-wall carbon nanotube electrode based on the enhancement effect of sodium dodecyl benzene sulfonate.
PubMed:Analysis of cyclic pyrolysis products formed from amino acid monomer.
PubMed:Synthesis of transparent aqueous sols of colloidal layered niobate nanocrystals at room temperature.
PubMed:Effect of substrate (ZnO) morphology on enzyme immobilization and its catalytic activity.
PubMed:Non-chromatographic screening procedure for arsenic speciation analysis in fish-based baby foods by using electrothermal atomic absorption spectrometry.
PubMed:Probing metabolic stability of CdSe nanoparticles: alkaline extraction of free cadmium from liver and kidney samples of rats exposed to CdSe nanoparticles.
PubMed:In situ lignocellulosic unlocking mechanism for carbohydrate hydrolysis in termites: crucial lignin modification.
PubMed:Rapid determination of mercury species in sewage sludge by high-performance liquid chromatography on-line coupled with cold-vapor atomic-fluorescence spectrometry after ultrasound-assisted extraction.
PubMed:Comparison of gas chromatographic hyphenated techniques for mercury speciation analysis.
PubMed:A simple and rapid high-performance liquid chromatographic method for determining tobramycin in pharmaceutical formulations by direct UV detection.
PubMed:Detailed investigations of ZnO photoelectrodes preparation for dye sensitized solar cells.
PubMed:Determination of cyanide in blood by electrospray ionization tandem mass spectrometry after direct injection of dicyanogold.
PubMed:Quantitative characterization of gold nanoparticles by field-flow fractionation coupled online with light scattering detection and inductively coupled plasma mass spectrometry.
PubMed:A comparative analytical assessment of iodides in healthy and pathological human thyroids based on IC-PAD method preceded by microwave digestion.
PubMed:A novel fabrication method of silicon nano-needles using MEMS TMAH etching techniques.
PubMed:Toxicity of tetramethylammonium hydroxide: review of two fatal cases of dermal exposure and development of an animal model.
PubMed:Thermal expansivity of ionic clathrate hydrates including gaseous guest molecules.
PubMed:Realization of vertical silicon nanowire networks with an ultra high density using a top-down approach.
PubMed:A study of the distribution of aluminium in human placental tissues based on alkaline solubilization with determination by electrothermal atomic absorption spectrometry.
PubMed:Temperature effect on the molecular interactions between ammonium ionic liquids and N,N-dimethylformamide.
PubMed:Enzymatic grafting of simple phenols on flax and sisal pulp fibres using laccases.
PubMed:A simple method based on ICP-MS for estimation of background levels of arsenic, cadmium, copper, manganese, nickel, lead, and selenium in blood of the Brazilian population.
PubMed:Classification of bacteria by simultaneous methylation-solid phase microextraction and gas chromatography/mass spectrometry analysis of fatty acid methyl esters.
PubMed:Iodine determination in food by inductively coupled plasma mass spectrometry after digestion by microwave-induced combustion.
PubMed:On the mechanism of oxygen exchange between uranyl(VI) oxygen and water in strongly alkaline solution as studied by (17)O NMR magnetization transfer.
PubMed:Synthesis and characterization of ruthenium(II)-pyridylamine complexes with catechol pendants as metal binding sites.
PubMed:Atmospheric pressure-thermal desorption (AP-TD)/electrospray ionization-mass spectrometry for the rapid analysis of Bacillus spores.
PubMed:Decontamination of tetramethylammonium hydroxide (TMAH) splashes: promising results with Diphoterine in vitro.
PubMed:Tetramethylammonium hydroxide poisoning.
PubMed:The fabrication of silicon nanostructures by focused-ion-beam implantation and TMAH wet etching.
PubMed:Development and validation of an EI-GC-MS method for the determination of benzodiazepine drugs and their metabolites in blood: applications in clinical and forensic toxicology.
PubMed:Development of the extraction method for the simultaneous determination of butyl-, phenyl- and octyltin compounds in sewage sludge.
PubMed:Determining the morphology of polystyrene-block-poly(2-vinylpyridine) micellar reactors for ZnO nanoparticle synthesis.
PubMed:Advances in identification of plant gums in cultural heritage by thermally assisted hydrolysis and methylation.
PubMed:Controlled synthesis of iron oxide nanoparticles over a wide size range.
PubMed:Quantification of organic acids in particulate matter by coupling of thermally assisted hydrolysis and methylation with thermodesorption-gas chromatography-mass spectrometry.
PubMed:Biomimetic oxidative treatment of spruce wood studied by pyrolysis-molecular beam mass spectrometry coupled with multivariate analysis and 13C-labeled tetramethylammonium hydroxide thermochemolysis: implications for fungal degradation of wood.
PubMed:Aqueous heavy metals removal on amine-functionalized Si-MCM-41 and Si-MCM-48.
PubMed:Microwave assisted extraction of iodine and bromine from edible seaweed for inductively coupled plasma-mass spectrometry determination.
PubMed:Use of an injection port for thermochemolysis-gas chromatography/mass spectrometry: rapid profiling of biomaterials.
PubMed:Determination of trace elements in biological samples by inductively coupled plasma mass spectrometry with tetramethylammonium hydroxide solubilization at room temperature.
PubMed:Syntheses and characterization of Sr(OH)2 and SrCO3 nanostructures by ultrasonic method.
PubMed:Rapid estimation of trace organophosphonate used as a scale inhibitor in aqueous systems by reactive pyrolysis-gas chromatography/mass spectrometry.
PubMed:[Determination of ginkgolic acids in Ginkgo biloba leaves by gas chromatography with on-line pyrolytic methylation].
PubMed:[Determination of inorganic ions in explosive residues by capillary zone electrophoresis].
PubMed:Mesoporous aluminosilicates assembled from dissolved LTA zeolite and triblock copolymer in the presence of tetramethylammonium hydroxide.
PubMed:Reaction efficiency of organic alkalis with various classes of lipids during thermally assisted hydrolysis and methylation.
PubMed:Synthesis of goethite by separation of the nucleation and growth processes of ferrihydrite nanoparticles using microfluidics.
PubMed:Solid-phase extraction followed by HPLC for the determination of phosphorus(V) and arsenic(V).
PubMed:Mutagenicity of water-soluble ZnO nanoparticles in Ames test.
PubMed:Thermochemolysis as the useful method to assess the purity of melanin isolated from the human melanoma malignum.
PubMed:Development of an experimental protocol for uptake studies of metal compounds in adherent tumor cells.
PubMed:Magnetic-field-induced optical anisotropy in ferrofluids: a time-dependent light-scattering investigation.
PubMed:Melanin from epidermal human melanocytes: study by pyrolytic GC/MS.
PubMed:Highly ordered hexagonally arranged nanostructures on silicon through a self-assembled silicon-integrated porous anodic alumina masking layer.
PubMed:Molecular level lignin patterns of genetically modified Bt-maize MON88017 and three conventional varieties using tetramethylammonium hydroxide (TMAH)-induced thermochemolysis.
PubMed:Characterisation of varnishes used in violins by pyrolysis-gas chromatography/mass spectrometry.
PubMed:A novel method for analysis of explosives residue by simultaneous detection of anions and cations via capillary zone electrophoresis.
PubMed:Determination of cadmium in biological samples solubilized with tetramethylammonium hydroxide by electrothermal atomic absorption spectrometry, using ruthenium as permanent modifier.
PubMed:Repeatability and pattern recognition of bacterial fatty acid profiles generated by direct mass spectrometric analysis of in situ thermal hydrolysis/methylation of whole cells.
PubMed:Determination of selenoamino acids using two-dimensional ion-pair reversed phase chromatography with on-line detection by inductively coupled plasma mass spectrometry.
PubMed:Determination of volatile elements in biological materials by isotopic dilution ETV-ICP-MS after dissolution with tetramethylammonium hydroxide or acid digestion.
PubMed:Lignin degradation in wood-feeding insects.
PubMed:Surface passivation of MgAl2O4 spinel powder by chemisorbing H3PO4 for easy aqueous processing.
PubMed:Direct ultrasonic-assisted synthesis of sphere-like nanocrystals of spinel Co3O4 and Mn3O4.
PubMed:Simultaneous determination of Cd, Cu, Mn, Ni, Pb and Zn in nail samples by inductively coupled plasma mass spectrometry (ICP-MS) after tetramethylammonium hydroxide solubilization at room temperature: comparison with ETAAS.
PubMed:Sensitive determination of bromine and iodine in aqueous and biological samples by electrothermal vaporization inductively coupled plasma mass spectrometry using tetramethylammonium hydroxide as a chemical modifier.
PubMed:Reuse of low concentrated electronic wastewater using selected microbe immobilised cell system.
PubMed:Characterization of the lignin signature in Lake Mead, NV, sediment: comparison of on-line flash chemopyrolysis (600 degrees C) and off-line chemolysis (250 degrees C).
PubMed:Mortality from dermal exposure to tetramethylammonium hydroxide.
PubMed:Determination of iodine and bromine compounds by ion chromatography/dynamic reaction cell inductively coupled plasma mass spectrometry.
PubMed:Syntheses of BaCO3 nanostructures by ultrasonic method.
PubMed:Determination of iodine and molybdenum in milk by quadrupole ICP-MS.
PubMed:Comparison of methods with respect to efficiencies, recoveries, and quantitation of mercury species interconversions in food demonstrated using tuna fish.
PubMed:Separate vaporisation of boric acid and inorganic boron from tungsten sample cuvette-tungsten boat furnace followed by the detection of boron species by inductively coupled plasma mass spectrometry and atomic emission spectrometry (ICP-MS and ICP-AES).
PubMed:Effect of addition of dendritic C60 amphiphiles on the structure of cationic surfactant solutions.
PubMed:Mutagenicity of water-soluble FePt nanoparticles in Ames test.
PubMed:Arsenic speciation and identification of monomethylarsonous acid and monomethylthioarsonic acid in a complex matrix.
PubMed:[Chiral separation of doxazosin and its intermediate by capillary electrophoresis using tetramethylammonium hydroxide to control electroosmotic flow].
PubMed:Determination of iodine and bromine compounds in foodstuffs by CE-inductively coupled plasma MS.
PubMed:Non-discriminating flash pyrolysis and thermochemolysis of heavily contaminated sediments from the Hamilton Harbor (Canada).
PubMed:Hybrid surfactant-templated mesoporous silica formed in ethanol and its application for heavy metal removal.
PubMed:Oil-in-water emulsification induced by ellipsoidal hematite colloids: evidence for hydrolysis-mediated self-assembly.
PubMed:Screening of human enteric microorganisms for potential biotransformation of polycyclic aromatic hydrocarbons.
PubMed:Structure transition and tuning pattern in the double (tetramethylammonium hydroxide + gaseous guests) clathrate hydrates.
PubMed:Combined application of non-discriminated conventional pyrolysis and tetramethylammonium hydroxide-induced thermochemolysis for the characterization of the molecular structure of humic acid isolated from polluted sediments from the Ravenna Lagoon.
PubMed:Advanced TMAH and TMAAc thermochemolysis-pyrolysis techniques for molecular characterization of size-separated fractions from aquatic dissolved organic matter.
PubMed:Studies in vitamin E: biochemistry and molecular biology of tocopherol quinones.
PubMed:Detailed study on the use of electrospray mass spectrometry to investigate speciation in concentrated silicate solutions.
PubMed:Rapid uranium preconcentration and separation method from fresh water samples for total U and 235U/238U isotope ratio measurements by ICP-MS.
PubMed:Rapid and sensitive determination of the conversion of UV-cured acrylic ester resins by pyrolysis-gas chromatography in the presence of an organic alkali.
PubMed:Ultrasound-assisted vapor generation of mercury.
PubMed:Gas chromatographic/mass spectrometric analysis of the essential oil of Houttuynia cordata Thunb by using on-column methylation with tetramethylammonium acetate.
PubMed:Determination of total mercury and methylmercury in biological samples by photochemical vapor generation.
PubMed:Preparation, characterization, and growth mechanism of a novel aligned nanosquare anatase in large quantities in the presence of TMAOH.
PubMed:Chemical characterization of lignin and lipophilic fractions from leaf fibers of curaua (Ananas erectifolius).
PubMed:Simultaneous determination of rocuronium and its eight impurities in pharmaceutical preparation using high-performance liquid chromatography with amperometric detection.
PubMed:Non-target screening of extractable and non-extractable organic xenobiotics in riverine sediments of Ems and Mulde Rivers, Germany.
PubMed:A modified back-etch method for preparation of plan-view high-resolution transmission electron microscopy samples.
PubMed:Visible light active photocatalytic degradation of bisphenol-A using nitrogen doped TiO2.
PubMed:Interaction between the water soluble poly{1,4-phenylene-[9,9-bis(4-phenoxy butylsulfonate)]fluorene-2,7-diyl} copolymer and ionic surfactants followed by spectroscopic and conductivity measurements.
PubMed:Characterization of acrylic resins used for restoration of artworks by pyrolysis-silylation-gas chromatography/mass spectrometry with hexamethyldisilazane.
PubMed:Chemical composition of abaca (Musa textilis) leaf fibers used for manufacturing of high quality paper pulps.
PubMed:Sewage sludge stabilisation with calcium hydroxide: effect on physicochemical properties and molecular composition.
PubMed:Fluorescent monodisperse silica ellipsoids for optical rotational diffusion studies.
PubMed:Synthesis of variable-aspect-ratio, single-crystalline ZnO nanostructures.
PubMed:Rapid quantification of urinary 11-nor-delta9-tetrahydrocannabinol-9-carboxylic acid using fast gas chromatography-mass spectrometry.
PubMed:Urine pH, container composition, and exposure time influence adsorptive loss of 11-nor-delta9-tetrahydrocannabinol-9-carboxylic acid.
PubMed:Sonochemical synthesis of cerium oxide nanoparticles-effect of additives and quantum size effect.
PubMed:Determination of zinc in tissues of normal and dystrophic mice using electrothermal atomic absorption spectrometry and slurry sampling.
PubMed:Tetramethylammonium hydroxide (TMAH) thermochemolysis of lignin: behavior of 4-O-etherified cinnamyl alcohols and aldehydes.
PubMed:Development of a proxy for past surface UV-B irradiation: a thermally assisted hydrolysis and methylation py-GC/MS method for the analysis of pollen and spores.
PubMed:Biological assay and liquid chromatographic method for analysis of moxifloxacin in tablets.
PubMed:Thermally assisted hydrolysis and methylation of purified tannins from plants.
PubMed:Molecular composition of leaves and stems of genetically modified Bt and near-isogenic non-Bt maize--characterization of lignin patterns.
PubMed:Tocopherol metabolism using thermochemolysis: chemical and biological properties of gamma-tocopherol, gamma-carboxyethyl-hydroxychroman, and their quinones.
PubMed:Chemical characterization of pitch deposits produced in the manufacturing of high-quality paper pulps from hemp fibers.
PubMed:Characterization of non-discriminating tetramethylammonium hydroxide-induced thermochemolysis-capillary gas chromatography-mass spectrometry as a method for profiling fatty acids in bacterial biomasses.
PubMed:Molecular characterization of biodegradable dissolved organic matter using bioreactors and [12C/13C] tetramethylammonium hydroxide thermochemolysis GC-MS.
PubMed:Analytical characterization of diterpenoid resins present in pictorial varnishes using pyrolysis-gas chromatography-mass spectrometry with on line trimethylsilylation.
PubMed:Dimethyl carbonate as a novel methylating reagent for fatty acids in analytical pyrolysis.
PubMed:Identification of natural dyes used in works of art by pyrolysis-gas chromatography/mass spectrometry combined with in situ trimethylsilylation.
PubMed:Chemometric studies for the characterization and differentiation of microorganisms using in situ derivatization and thermal desorption ion mobility spectrometry.
PubMed:A novel separation and preconcentration method for traces of manganese, cobalt, zinc and cadmium using coagulation of colloidal silica.
PubMed:The effect of surface properties on visible luminescence of nanosized colloidal ZnO membranes.
PubMed:Selective formation of siloxane-based hybrid cages with methylene groups in the frameworks.
PubMed:Comparison of extraction methods for quantitation of methionine and selenomethionine in yeast by species specific isotope dilution gas chromatography-mass spectrometry.
PubMed:Sensitive determination of iodine by tungsten boat furnace vaporization with inductively coupled plasma mass spectrometry using tetramethylammonium hydroxide as a chemical modifier.
PubMed:Comparison of polycyclic aromatic hydrocarbon distributions and sedimentary organic matter characteristics in contaminated, coastal sediments from Pensacola Bay, Florida.
PubMed:Characterization of aqueous dispersions of Fe(3)O(4) nanoparticles and their biomedical applications.
PubMed:Composition of the black crusts from the Saint Denis Basilica, France, as revealed by gas chromatography-mass spectrometry.
PubMed:Chemical characterization and sorption capacity measurements of degraded newsprint from a landfill.
PubMed:Mercury speciation in thawed out and refrozen fish samples by gas chromatography coupled to inductively coupled plasma mass spectrometry and atomic fluorescence spectroscopy.
PubMed:Water-based ferrofluids from FexPt1-x nanoparticles synthesized in organic media.
PubMed:Determination of the MRI contrast agent Gd-DTPA by SEC-ICP-MS.
PubMed:Rapid molecular assessment of the bioturbation extent in sandy soil horizons under pine using ester-bound lipids by on-line thermally assisted hydrolysis and methylation-gas chromatography/mass spectrometry.
PubMed:Organic matter transformation in the environment investigated by quantitative electron paramagnetic resonance (EPR) spectroscopy: studies on lignins.
PubMed:Determination of a polymeric hindered amine light stabilizer in polypropylene formulated with magnesium hydroxide flame retardant by reactive thermal desorption-gas chromatography.
PubMed:Determination of methylmercury in fish using focused microwave digestion following by Cu2+ addition, sodium tetrapropylborate derivatization, n-heptane extraction, and gas chromatography-mass spectrometry.
PubMed:An investigation of the chemical stability of arsenosugars in basic environments using IC-ICP-MS and IC-ESI-MS/MS.
PubMed:Analysis and classification of common vegetable oils.
PubMed:Determination of methylmercury, ethylmercury, and inorganic mercury in mouse tissues, following administration of thimerosal, by species-specific isotope dilution GC-inductively coupled plasma-MS.
PubMed:A new approach to evaluating the extent of Michael adduct formation to PAH quinones: tetramethylammonium hydroxide (TMAH) thermochemolysis with GC/MS.
PubMed:Evaluation of specific ultraviolet absorbance as an indicator of the chemical composition and reactivity of dissolved organic carbon.
PubMed:Electrophile tocopheryl quinones in apoptosis and mutagenesis: thermochemolysis of thiol adducts with proteins and in cells.
PubMed:Method development for the determination of iron in milligram amounts of rice plants (Oryza sativa L.) from cultivation experiments using graphite furnace atomic absorption spectrometry.
PubMed:Determination of selenium compounds in urine by high-performance liquid chromatography--inductively coupled plasma mass spectrometry.
PubMed:Selective determination of ammonium ions by high-speed ion-exclusion chromatography on a weakly basic anion-exchange resin column.
PubMed:Direct-temperature mass spectrometric detection of volatile terpenoids and natural terpenoid polymersin fresh and artificially aged resins.
PubMed:Determination of cetylpyridinium chloride and tetracaine hydrochloride in buccal tablets by RP-HPLC.
PubMed:Highly sensitive determination of a polymeric hindered amine light stabilizer in polypropylene by reactive thermal desorption-gas chromatography using nitrogen-specific detection.
PubMed:Simple off-line flash pyrolysis procedure with in situ silylation for the analysis of hydroxybenzenes in humic acids and coals.
PubMed:Biodegradation of oak (Quercus alba) wood during growth of the shiitake mushroom (Lentinula edodes): a molecular approach.
PubMed:[Structure determination of alkyd resins by simultaneous pyrolysis methylation gas chromatography-mass spectometry].
PubMed:Enhanced selectivity and sensitivity for inorganic anions using an ion-pairing reagent and sample stacking in capillary zone electrophoresis with direct UV detection.
PubMed:[(CH3)4N][(C5H5NH)0.8((CH3)3NH)0.2]U2Si9O23F4 (USH-8): an organically templated open-framework uranium silicate.
PubMed:Simultaneous determination by GC-MS of epoxy and hydroxy FA as their methoxy derivatives.
PubMed:Determination of arsenic and mercury in sunflower oil by electrothermal atomic absorption.
PubMed:A complementary-metal-oxide-semiconductor-field-effect-transistor-compatible atomic force microscopy tip fabrication process and integrated atomic force microscopy cantilevers fabricated with this process.
PubMed:Pyrolysis of lignin in the presence of tetramethylammonium hydroxide (TMAH): products stemming from beta-5 substructures.
PubMed:Molecular characterisation of organic material in air fine particles (PM10) using conventional and reactive pyrolysis-gas chromatography-mass spectrometry.
PubMed:Identification of non-cross-linked compounds in methanolic extracts of cured and aged linseed oil-based paint films using gas chromatography-mass spectrometry.
PubMed:Pyrolysis of lignin in the presence of tetramethylammonium hydroxide: a convenient method for S/G ratio determination.
PubMed:Determination of iodine in seafood by inductively coupled plasma/mass spectrometry.
PubMed:A method for forensic identification of vegetable oil stains--rapid analysis of carboxylic acids with methyl esterification using purge-and-trap gas chromatography/mass spectrometry.
PubMed:Characterization of organic matter in pristine and contaminated coastal marine sediments using solid-state 13C NMR, pyrolytic and thermochemolytic methods: a case study in the San Diego harbor area.
PubMed:Effect of poly(ethylene glycol), tetramethylammonium hydroxide, and other surfactants on enhancing performance in a latex particle immunoassay of C-reactive protein.
PubMed:Kerogen-bound and free hopanoic acids in the messel oil shale kerogen.
PubMed:Determination of silicon in biological samples by ICP-OES after non-oxidative decomposition under alkaline conditions.
PubMed:Degradation of lignin in wheat straw during growth of the oyster mushroom (Pleurotus ostreatus) using off-line thermochemolysis with tetramethylammonium hydroxide and solid-state (13)C NMR.
PubMed:High molecular weight lipids from the trilaminar outer wall (TLS)-containing microalgae Chlorella emersonii, Scenedesmus conmmunis and Tetraedron minimum.
PubMed:In-column pyrolysis: a new approach to an old problem.
PubMed:Analysis of paracetamol using solid-phase extraction, deuterated internal standards, and gas chromatography-mass spectrometry.
PubMed:Stir bar sorptive extraction for the determination of ppq-level traces of organotin compounds in environmental samples with thermal desorption-capillary gas chromatography--ICP mass spectrometry.
PubMed:Thin-layer chromatography-pyrolysis-gas chromatography-mass spectrometry: a multidimensional approach to marine lipid class and molecular species analysis.
PubMed:Characterization of sago palm (Metroxylon sagu) lignin by analytical pyrolysis.
PubMed:Structural characterisation of macromolecular organic material in air particulate matter using Py-GC-MS and solid state 13C-NMR.
PubMed:Comparison of degradation state and stability of different humic acids by means of chemolysis with tetramethylammonium hydroxide.
PubMed:Direct determination of lead in biological samples by electrothermal vaporization inductively coupled plasma mass spectrometry (ETV-ICP-MS) after furnace-fusion in the sample cuvette-tungsten boat furnace.
PubMed:Electrothermal vaporization system using furnace-fusion technique for the determination of lead in botanical samples by inductively coupled plasma atomic emission spectrometry.
PubMed:Compositional analysis of copoly (DL-lactic/glycolic acid) (PLGA) by pyrolysis-gas chromatography/mass spectrometry combined with one-step thermally assisted hydrolysis and methylation in the presence of tetramethylammonium hydroxide.
PubMed:A comparison of techniques for preparing fish fillet for ICP-AES multielemental analysis and the microwave digestion of whole fish.
PubMed:Hair analysis for pharmaceutical drugs. I. Effective extraction and determination of phenobarbital, phenytoin and their major metabolites in rat and human hair.
PubMed:Mass spectrometric methodology for the analysis of highly oxidized diterpenoid acids in Old Master paintings.
PubMed:Speciation of selenium compounds with ion-pair reversed-phase liquid chromatography using inductively coupled plasma mass spectrometry as element-specific detection.
PubMed:Determination of phenytoin in human plasma by gas chromatography.
PubMed:Optimization of glucosinolate separation by micellar electrokinetic capillary chromatography using a Doehlert's experimental design.
PubMed:New hydrolysis method for extremely small amount of lipids and capillary gas chromatographic analysis as n(O)-tert.-butyldimethylsilyl fatty acid derivatives compared with methyl ester derivatives.
PubMed:Fungal biosolubilization of rhenish brown coal monitored by Curie-point pyrolysis/gas chromatography/mass spectrometry using tetraethylammonium hydroxide
PubMed:Characterization of natural resin shellac by reactive pyrolysis-gas chromatography in the presence of organic alkali.
PubMed:Synthesis of Iron Oxide Nanoparticles Used as MRI Contrast Agents: A Parametric Study.
PubMed:Correlation analysis between fatty acid compositions of zooplankter individuals, fed on different phytoplankton species by means of pyrolysis-gas chromatography combined with on-line methylation.
PubMed:Determination of total mercury in biological tissues by flow injection cold vapour generation atomic absorption spectrometry following tetramethylammonium hydroxide digestion.
PubMed:Iodine determination in food samples using inductively coupled plasma isotope dilution mass spectrometry.
PubMed:Identification of an original non-terpenoid varnish from the early 20th century oil painting "the white horse" (1929), by h. Menzel.
PubMed:Procedure for detecting and confirming pentobarbital residues in dog food by gas chromatography/mass spectrometry.
PubMed:Speciation of organotin compounds in marine biomaterials after basic leaching in a non-focused microwave extractor equipped with pressurized vessels.
PubMed:Quantitative gas chromatography-mass spectrometry isomer-specific measurement of hydroxy fatty acids in biological samples and food as a marker of lipid peroxidation.
PubMed:[The effect of alkalinity of methylation reagent on isomerization and degradation of polyunsaturated fatty acids with pyrolysis gas chromatography].
PubMed:Measurement of strontium in serum, urine, bone, and soft tissues by Zeeman atomic absorption spectrometry.
PubMed:Supercritical fluid extraction of sulphamethazine and its metabolites from meat tissues.
PubMed:Slurry preparation by high-pressure homogenization for the determination of heavy metals in zoological and botanical certified reference materials and animal feeds by electrothermal atomic absorption spectrometry.
PubMed:Microwave digestion of biological samples with tetramethylammonium hydroxide and ethylenediaminetetraacetic acid for element determination.
PubMed:High-performance liquid chromatographic-ultraviolet assay for the simultaneous quantitation of BMS-181101 and its putative hydroxy metabolites in rat and monkey plasma.
PubMed:Determination of a novel indolylpiperazine anti-migraine agent in rat, monkey, mouse and rabbit plasma by high-performance liquid chromatography with electrochemical detection.
PubMed:Slurry preparation by high-pressure homogenization for cadmium, copper and lead determination in cervine liver and kidney by electrothermal atomic absorption spectrometry.
PubMed:Liquid chromatographic determination of okadaic acid and dinophysistoxin-1 in shellfish after derivatization with 9-chloromethylanthracene.
PubMed:Direct determination of copper and iodine in milk and milk powder in alkaline solution by flow injection inductively coupled plasma mass spectrometry.
PubMed:In situ methylation of nucleic acids using pyrolysis/mass spectrometry.
PubMed:A rapid approach for the detection of dipicolinic acid in bacterial spores using pyrolysis/mass spectrometry.
PubMed:[Gas chromatographic analysis of C1-C6 fatty acids in rat fecal samples].
PubMed:Improved gas chromatography/mass spectrometry analysis of barbiturates in urine using centrifuge-based solid-phase extraction, methylation, with d5-pentobarbital as internal standard.
PubMed:Determination of selenium in biological matrices using a kinetic catalytic method.
PubMed:Application of chemical cytochrome P-450 model systems to studies on drug metabolism. VI. N,N-coupling reaction of N-methylaniline catalyzed by polypeptide-bound porphyrinatoiron(III) and cytochrome P-450.
PubMed:Cholinergic transmission at the first synapse of the circuit mediating the crayfish lateral giant escape reaction.
PubMed:Paracoccus kocurii sp. nov., a tetramethylammonium-assimilating bacterium.
PubMed:Pyrolytic methylation-gas chromatography of whole bacterial cells for rapid profiling of cellular Fatty acids.
PubMed:The measurement of propofol in human blood samples by liquid chromatography.
PubMed:A validated HPLC assay for salmon calcitonin analysis. Comparison of HPLC and biological assay.
PubMed:Identification of the capacitating agent for bovine sperm in egg yolk-TEST semen extender.
PubMed:Gradient separation of PTH-amino acids employing supercritical CO2 and modifiers.
PubMed:Semisynthetic preparation of N-glycolylneuraminic acid containing GM1 ganglioside: chemical characterization, physico-chemical properties and some biochemical features.
PubMed:New trends in ganglioside chemistry.
PubMed:Determination of selenium in human spermatozoa and prostasomes using base digestion and electrothermal atomic absorption spectrophotometry.
PubMed:Detection and quantitation of urinary 11-nor-delta-9-tetrahydrocannabinol-9-carboxylic acid, a metabolite of tetrahydrocannabinol, by capillary gas chromatography and electron impact mass fragmentography.
PubMed:A potentiometric study of lithium complexation with catecholamines.
PubMed:Liquid chromatographic determination of inhibition of monoamine oxidase activity in platelet rich plasma of depressed patients treated with phenelzine.
PubMed:Evaluation of a rapid method for preparation of fatty acid methyl esters for analysis by gas-liquid chromatography.
PubMed:Separation of erythromycin and related substances by high-performance liquid chromatography on poly(styrene-divinylbenzene) packing materials.
PubMed:Simplex optimization of the blue tetrazolium assay procedure for alpha-ketol steroids.
PubMed:Models for coordination site of cytochrome P-450, characterization of hemin-thiolato complexes with S, O, and N donor ligands by electronic absorption and electron spin resonance spectra.
PubMed:Preparation of GM1 ganglioside molecular species having homogeneous fatty acid and long chain base moieties.
PubMed:Polarographic determination of malononitrile.
PubMed:Electrothermal atomic absorption determination of aluminum in tissues dissolved in tetramethyl ammonium hydroxide.
PubMed:Liquid chromatographic determination of urinary metanephrines after pre-column oxidation to vanillin.
PubMed:Analysis of monobutyryl and dibutyryl derivatives of adenosine 3',5'-monophosphate in biological samples using isocratic ion pair high-performance liquid chromatography.
PubMed:Liquid-chromatographic determination of nadolol in plasma.
PubMed:Clearance of diesel soot particles from rat lung after a subchronic diesel exhaust exposure.
PubMed:Gas chromatographic alkylation studies of phenytoin, mephenytoin and primidone: investigation of butylated derivatives.
PubMed:Reversed-phase ion-pair high-performance liquid chromatography of mercaptoacetate and N-acetylcysteine after derivatization with N-(1-pyrene)maleimide and N-(7-dimethylamino-4-methyl-3-coumarinyl)maleimide.
PubMed:A micromethod for the on-column methylation of valproic acid by gas-liquid chromatography.
PubMed:Metal content of rat liver cell organelles.
PubMed:Rapid and simple clean-up and derivatization procedure for the gas chromatographic determination of acidic drugs in plasma.
PubMed:Determination of valproic acid (di-N-propyl acetic acid) in plasma by gas-liquid chromatography with pre-column butylation.
PubMed:Analysis of fatty acids from human lipids by gas chromatography.
PubMed:Use of tetramethylammonium hydroxide to determine the total fatty acid composition of microorganisms.
PubMed:Analysis of betamethasone and its organic esters in pharmaceutical products.
PubMed:Serum creatinine assay by use of 3,5-dinitrobenzoates: a critique.
PubMed:Characterization of ten species of mycobacteria by reaction-gas-liquid chromatography.
PubMed:Use of trimethylanilinium hydroxide-tetramethylammonium hydroxide as on-column methylating agent for GLC analysis of phenytoin.
PubMed:Kinetics and mechanism of blue tetrazolium reaction with corticosteroids.
PubMed:Determination of serum creatinine by reaction with methyl-3,5-dinitrobenzoate in Methyl Sulfoxide.
PubMed:Thermal decomposition of 1,3-dimethyl derivative of phenobarbital in trimethylanilinium hydroxide.
PubMed:Collaborative study of a semiautomated method for the analysis of prednisolone and prednisone tablets.
PubMed:Rapid determination of urine estriol by an on-column derivatization procedure.
PubMed:Quantitative gas-chromatographic flame-ionization method for p-chlorophenoxyisobutyric acid in human serum and saliva.
PubMed:Comparison of rapid methods for analysis of bacterial fatty acids.
PubMed:Quantitative analysis of cholesterol in 5 to 20 microliter of plasma.
PubMed:New gas chromatographic characterization procedure: preliminary studies on some Pseudomonas species.
PubMed:Atomic absorption determination of zinc, copper, cadmium, and lead in tissues solubilized by aqueous tetramethylammonium hydroxide.
PubMed:Rapid determination of double-bond positions in monoenoic fatty acids by periodate-permanganate oxidation.
PubMed:The use of tetramethylammonium hydroxide in the Zimmermann reaction.
 
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