60537
Potassium tartrate dibasic hemihydrate
BioUltra, ≥99.5% (NT)
Synonym(s):
L-(+)-Tartaric acid dipotassium salt, Dipotassium tartrate hemihydrate
About This Item
Recommended Products
product line
BioUltra
Assay
≥99.5% (NT)
impurities
Insoluble matter, passes filter test
pH
7.0-8.5 (25 °C, 1 M in H2O)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤3000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: 0.15
λ: 280 nm Amax: 0.10
SMILES string
O.[K+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O
InChI
1S/C4H6O6.2K.H2O/c5-1(3(7)8)2(6)4(9)10;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;1H2/q;2*+1;/p-2/t1-,2-;;;/m1.../s1
InChI key
BUCMCXRUIRJPKS-QXMMYYGRSA-L
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