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SODIUM BITARTRATE

CAS No.
526-94-3
Chemical Name:
SODIUM BITARTRATE
Synonyms
SODIUM HYDROGEN TARTRATE;natriumtartrat;SODIUM BITARTRATE;monosodiumtartrate;SODIUM ACID TARTRATE;SODIUM TARTRATE ACID;monobasicsodiumtartrate;monosodiuml-(+)-tartrate;Sodium bitartrate, GR 98%;SODIUM HYDROGEN L-TARTRATE
CBNumber:
CB4730853
Molecular Formula:
C4H6O6.Na
Molecular Weight:
173.08
MDL Number:
MFCD00065393
MOL File:
526-94-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 02:03:05

SODIUM BITARTRATE Properties

Melting point 253 °C (dec.)(lit.)
solubility H2O: 0.1 M at 20 °C, clear, colorless
form Powder
color White
optical activity [α]20/D +24°, c = 3 in H2O
Water Solubility Soluble in water.
Merck 14,8589
BRN 6099125
Stability Stable. Incompatible with strong oxidizing agents.
InChI 1S/C4H6O6.Na/c5-1(3(7)8)2(6)4(9)10;/h1-2,5-6H,(H,7,8)(H,9,10);/q;+1/p-1/t1-,2-;/m1./s1
InChIKey NKAAEMMYHLFEFN-ZVGUSBNCSA-M
SMILES [Na+].O[C@H]([C@@H](O)C([O-])=O)C(O)=O
LogP -1.426 (est)
CAS DataBase Reference 526-94-3(CAS DataBase Reference)
FDA UNII 75E63I9H07
EPA Substance Registry System Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, monosodium salt (526-94-3)
UNSPSC Code 51113400
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338
Safety Statements  22-24/25
WGK Germany  2
RTECS  WW8225000
TSCA  TSCA listed
HS Code  29181990
Storage Class 13 - Non Combustible Solids
NFPA 704
0
1 0

SODIUM BITARTRATE price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 289981 Sodium hydrogentartrate 98% 526-94-3 250g $79 2026-04-30 Buy
Sigma-Aldrich 289981 Sodium hydrogentartrate 98% 526-94-3 1kg $171 2026-04-30 Buy
Usbiological 289296 Sodium hydrogen tartrate 526-94-3 500g $375 2026-06-03 Buy
Usbiological 289296 Sodium hydrogen tartrate 526-94-3 1kg $536 2026-06-03 Buy
Usbiological 289296 Sodium hydrogen tartrate 526-94-3 2kg $752 2026-06-03 Buy
Product number Packaging Price Buy
289981 250g $79 Buy
289981 1kg $171 Buy
289296 500g $375 Buy
289296 1kg $536 Buy
289296 2kg $752 Buy

SODIUM BITARTRATE Chemical Properties, Uses, Production

Description

Mono sodium tartrate or sodium bitartrate is a sodium salt of tartaric acid. As a food additive it is used as an acidity regulator and is known by the E number E335.

Chemical Properties

White, crystalline powder.Soluble in water (aqueous solution in acid); slightly soluble in alcohol. Combustible.

Uses

Analysis (testing for potassium), effervescing mixture, nutrient media.

Uses

Sodium hydrogen L-tartrate is used for detecting potassium and in nutrient media. It also used as a food additive and an acidity regulator.

Uses

Sodium hydrogentartrate may also be used in the preparation of sodium citrate-sodium tartrate reagent, which can complex with interfering metals during the colorimetric estimation of ammonium ions in soil samples. The modification of supported nickel catalysts with sodium hydrogentartrate leads to enhanced enantiomeric excess (ee) during the hydrogenation of methyl acetoacetate.

General Description

Sodium hydrogentartrate is an inorganic salt commonly used in qualitative chemical analysis to detect potassium.

Synthesis

An aqueous solution of an equimolar mixture of tartaric acid and sodium hydroxide is cooled, or an equimolar amount of tartaric acid is added to an aqueous solution of sodium tartrate, which is then cooled, and ethanol is added, if necessary, to obtain sodium hydrogen tartrate monohydrate.

Purification Methods

It crystallises from warm water (10mL/g) by cooling to 0o. [Beilstein 3 IV 1219.]

SODIUM BITARTRATE Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 217)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9407 55
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Hunan Hui Bai Shi Biotechnology Co., Ltd. 0731-85526065 13308475853 ivy@hnhbsj.com China 7236 62
Spectrum Chemical Manufacturing Corp. 021-021-021-67601398-809-809-809 15221380277 marketing_china@spectrumchemical.com China 9643 60

View Latest Price from SODIUM BITARTRATE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Sodium Bitartrate pictures 2025-06-27 Sodium Bitartrate
526-94-3
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd
SODIUM BITARTRATE pictures 2021-11-15 SODIUM BITARTRATE
526-94-3
$5.00 1000KG 99% 5ton/Month Qiuxian Baitai New Material Co., LTD
SODIUM BITARTRATE pictures 2019-07-14 SODIUM BITARTRATE
526-94-3
$1.00 1KG 99% 25kg Career Henan Chemical Co
monobasicsodiumtartrate monosodiuml-(+)-tartrate monosodiumtartrate natriumtartrat Sodiumhydrogentartrate,anhyd sodiuM (2R,3R)-3-carboxy-2,3-dihydroxypropanoate Sodium hydrogentartrate 98% Sodium hydrogentartrate Vetec(TM) reagent grade, 98% SodiuM hydrogen tartrate,awater test solution(ChP) of sodium hydrogen tartrate Sodium bitartrate monohydrate, CP,98% Sodium bitartrate monohydrate, 99.9% metals basis Sodium bitartrate monohydrate, AR,99% L(+)-TARTARIC ACID MONOSODIUM SALT L(+)-TARTARIC ACID MONOSODIUM SALT MONOHYDRATE TARTARIC ACID MONOSODIUM SALT SODIUM ACID TARTRATE SODIUM BITARTRATE SODIUM HYDROGEN TARTRATE MONOHYDRATE SODIUM HYDROGEN (+)-TARTRATE SODIUM HYDROGEN TARTRATE SODIUM HYDROGEN L-TARTRATE SODIUM TARTRATE MONOBASIC MONOHYDRATE 2,3-dihydroxy-[theta-(theta,theta)]-butanedioicacimonosodiumsalt 2,3-dihydroxy-butanedioicaci(r-(r*,r*))-butanedioicacimonosodiumsalt Butanedioicacid,2,3-dihydroxy-[R-(R*,R*)]-,monosodiumsalt SODIUM TARTRATE ACID SodiumHydrogenTartrateDihydrateAr Sodium bitatrate anhydrous SodiumhydrogenL-tartrate,anhydrous,98% Sodium hydrogen tartrate, for analysis Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, monosodium salt sodium hydrogen l-tartrate, anhydrous SODIUMBITARTRATE,BIOTECHGRADE SODIUMBITARTRATE,POWDER,REAGENT (2R,3R)-2,3-Dihydroxybutanedioic acid 1-sodium salt (2R,3R)-2,3-Dihydroxybutanedioic acid hydrogen 1-sodium salt (2R,3R)-2,3-Dihydroxysuccinic acid 1-sodium salt L-Tartaric acid 1-hydrogen 4-sodium salt L-Tartaric acid 1-sodium salt L(+)-Tartaric acid monosodium salt, Sodium bitartrate, Tartaric acid monosodium salt Sodium hydrogen tartrateSodium bitartrate Sodium bitartrate monohydrate L-(+)-Tartaric acid monosodium salt Sodium hydrogen tartrate monohydrate Sodium hydrogen tartrate monohydrate, reagent grade Sodium hydrogentartrate,L(+)-Tartaric acid monosodium salt, Sodium bitartrate, Tartaric acid monosodium salt SODIUM BITARTRATE ISO 9001:2015 REACH Sodium hydrogen tartrate test solution Sodium bitartrate, GR 98% (2R,3R)-2,3-Dihydroxysuccinic acid, sodium salt 526-94-3 C4H5O6Na C4H7NaO7 NaHC4H4O6 CH5NaO6 NaO2CCHOHCHOHCO2H NaOOCHCOH2COOHH2O Organic Building Blocks Crystallization