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

gold powder

Supplier Sponsors

Name:gold
CAS Number: 7440-57-5Picture of molecule3D/inchi
Other(deleted CASRN):1093282-27-9
ECHA EINECS - REACH Pre-Reg:231-165-9
FDA UNII: 79Y1949PYO
MDL:MFCD00003436
Molecular Weight:196.96656900
Formula:Au
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:coloring agents (for surface only)
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
PubMed:Search
NCBI:Search
 FDA/DG SANTE Petitions, Reviews, Notices:
EU SANCO Gold View - review
DG SANTE Food Additives:gold powder
 
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point:1064.76 °C. @ 760.00 mm Hg (est)
Boiling Point:2700.00 °C. @ 760.00 mm Hg (est)
Flash Point: 32.00 °F. TCC ( 0.00 °C. ) (est)
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
CosIng:cosmetic data2
CosIng:cosmetic data
Cosmetic Uses: cosmetic colorants
 
Suppliers:
BOC Sciences
For experimental / research use only.
Gold, powder, -60 Mesh 95%
Sigma-Aldrich: Aldrich
For experimental / research use only.
Gold Powder nanopowder, <100 nm particle size, 99.9% trace metals basis
 
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:
intravenous-rat LDLo 58 mg/kg
LUNGS, THORAX, OR RESPIRATION: DYSPNEA LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
Zeitschrift fuer Krebsforschung. Vol. 63, Pg. 586, 1960.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category:
coloring agents (for surface only)
Recommendation for gold powder usage levels up to:
 not for fragrance use.
 
Recommendation for gold powder flavor usage levels up to:
 not for flavor use.
 
Safety References:
European Food Safety Authority (EFSA) reference(s):

Scientific Opinion on the re-evaluation of gold (E 175) as a food additive
View page or View pdf

EPI System: View
Daily Med:search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):7440-57-5
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :23985
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:nwg
gold
Chemidplus:0007440575
RTECS:MD5070000 for cas# 7440-57-5
 
References:
 gold
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:7440-57-5
Pubchem (cid):23985
Pubchem (sid):134988669
 
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
CHEBI:View
HMDB (The Human Metabolome Database):HMDB04138
Export Tariff Code:7108.11.0000
FDA Color Additive Status ListView
MedlinePlusSupp:View
ChemSpider:View
Formulations/Preparations:
ingots, sheet, wire, tubing, powder, leaf; alloys with copper or other metals, gold content being expressed in carats (number of parts of gold in 24 parts of alloy). single crystals & aq colloidal suspensions. leaf may be made in near-colloidal thickness; 1 troy oz covers 68 sq ft (0.0001 inch).
 
Potential Blenders and core components note
None Found
 
Potential Uses:
 cosmetic colorants
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
 aurum powder
 c.i. 77480
 C.I. pigment metal 3
 ci 77480
 CI pigment metal 3
 

Articles:

PubMed:The important role of hydroxyl on oxidation catalysis by gold nanoparticles.
PubMed:Phosphide oxides RE2AuP2O (RE = La, Ce, Pr, Nd): synthesis, structure, chemical bonding, magnetism, and 31P and 139La solid state NMR.
PubMed:Gold oxidative dissolution by (thioamide)-I2 adducts.
PubMed:Gold(II) phthalocyanine revisited: synthesis and spectroscopic properties of gold(III) phthalocyanine and an unprecedented ring-contracted phthalocyanine analogue.
PubMed:Vaccines for preventing rotavirus diarrhoea: vaccines in use.
PubMed:Evaluation of the radiopacity of calcium silicate cements containing different radiopacifiers.
PubMed:Catalytic reactions of carbene precursors on bulk gold metal.
PubMed:Non-nanogold catalyzed aerobic oxidation of secondary amines to imines.
PubMed:Achieving natural-looking morphology and surface textures in anterior ceramic fixed rehabilitations.
PubMed:Nonhydrostatic compression of gold powder to 60 GPa in a diamond anvil cell: estimation of compressive strength from x-ray diffraction data.
PubMed:Contact angles of colloid silica and gold particles at air-water and oil-water interfaces determined with the gel trapping technique.
PubMed:Sol-gel-derived gold composite electrodes.
PubMed:E-Z Gold: the new Goldent.
PubMed:Procedure for a simplified collarless metal-ceramic restoration using gold powder.
 
Notes:
a yellow metallic element with the atomic symbol au, atomic number 79, and atomic weight 197. it is used in jewelry, goldplating of other metals, as currency, and in dental restoration. many of its clinical applications, such as antirheumatic agents, are in the form of its salts.
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