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

dipotassium tartrate
L-(+)-tartaric acid potassium salt


CAS Number: 921-53-9Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:213-067-8
Nikkaji Web:J7.170F
Molecular Weight:226.26768000
Formula:C4 H4 K2 O6
NMR Predictor:Predict (works with chrome or firefox)
Category:acidity regulators, sequestrants
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
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Google Scholar: with word "odor"Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
 FDA/DG SANTE Petitions, Reviews, Notices:
EU SANCO Potassium tartrates View-review
GSFA Codex: Dipotassium tartrate (336(ii))
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Boiling Point: 399.30 °C. @ 760.00 mm Hg (est)
Vapor Pressure:0.000000 mm/Hg @ 25.00 °C. (est)
Flash Point: 409.00 °F. TCC ( 209.40 °C. ) (est)
logP (o/w): -1.426 (est)
Soluble in:
 water, 1e+006 mg/L @ 25 °C (est)
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
CosIng:cosmetic data
Cosmetic Uses: buffering agents
Charkit Chemical
ECSA Chemicals
Dipotassium Tartrate
Company Profile
George Uhe Company
Dipotassium Tartrate
Safety Information:
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
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Safety in Use Information:
Category: acidity regulators, sequestrants
Recommendation for dipotassium tartrate usage levels up to:
 not for fragrance use.
Recommendation for dipotassium tartrate flavor usage levels up to:
 not for flavor use.
Safety References:
EPI System: View
EPA Substance Registry Services (TSCA):921-53-9
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :8984
National Institute of Allergy and Infectious Diseases:Data
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:921-53-9
Pubchem (cid):8984
Pubchem (sid):134975104
Other Information:
(IUPAC):Atomic Weights of the Elements 2009
(IUPAC):Atomic Weights of the Elements 2009 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
HMDB (The Human Metabolome Database):Search
RSC Learn Chemistry:View
•this salt is one of the ingredients in compd jalap powder, formerly in the nf. •salt is @ least 99.5% pure. •grades: technical; nf; fcc.
Potential Blenders and core components note
None Found
Potential Uses:
None Found
Occurrence (nature, food, other):note
 not found in nature
 butanedioic acid, 2,3-dihydroxy- (2R,3R)-, dipotassium salt
 cream of tartar
L-2,3-dihydroxybutanedioic acid dipotassium salt
(2R,3R)-2,3-dihydroxybutanedioic acid, dipotassium salt
(2R,3R)-2,3-dihydroxybutanedioic acid, potassium salt
 dipotassium (2R,3R)-2,3-dihydroxybutanedioate
 dipotassium (R*,R*)-(1)-tartrate
 potassium L-tartrate
L-(+)-tartaric acid dipotassium salt
L-(+)-tartaric acid potassium salt
(R-(R*,R*))-tartaric acid, potassium salt


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