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Potassium sodium tartrate tetrahydrate

Catalog No. 60413 Name Sigma Aldrich
CAS Number 6381-59-5 Website http://www.sigmaaldrich.com
M. F. C4H12KNaO10 Telephone 1-800-521-8956
M. W. 282.22015 Fax
Purity ≥99.5% (NT) Email
Storage Chembase ID: 130866

SYNONYMS

Title
酒石酸钾钠 四水合物
IUPAC name
potassium sodium (2R,3R)-2,3-dihydroxybutanedioate tetrahydrate
IUPAC Traditional name
potassium sodium (+)-tartrate tetrahydrate
Synonyms
Rochelle salt
Seignette salt
L(+)-Tartaric acid potassium Sodium salt
L(+)-酒石酸 钾钠盐
洛瑟尔氏盐
罗谢尔盐

DATABASE IDS

Beilstein Number 6113568
MDL Number MFCD00150989
CAS Number 6381-59-5
PubChem SID 24881874
EC Number 206-156-8

PROPERTIES

Antion Traces chloride (Cl-): ≤5 mg/kg
Antion Traces phosphate (PO43-): ≤10 mg/kg
Antion Traces sulfate (SO42-): ≤50 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces As: ≤0.1 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤5 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Impurities insoluble matter, passes filter test
Impurities ≤0.002% total nitrogen (N)
λ 1 M in H2O
Linear Formula KOCOCH(OH)CH(OH)COONa · 4H2O
Product Line BioUltra
Purity ≥99.5% (NT)
Absorption Wavelength λ: 260 nm Amax: 0.026
Absorption Wavelength λ: 280 nm Amax: 0.022
Optical Rotation [α]20/D +22±1°, c = 1% in H2O
pH 7.0-8.5 (25 °C, 1 M in H2O)
Solubility H2O: soluble1 M at 20 °C, clear, colorless
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 3

DETAILS

REFERENCES