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81028 Sigma-Aldrich

Potassium sodium tartrate solution

BioUltra, 1.5 M in H2O

Synonym: L-(+)-Tartaric acid potassium Sodium salt solution

  • CAS Number 304-59-6

  • Empirical Formula (Hill Notation) C4H4KNaO6

  • Molecular Weight 210.16

  •  MDL number MFCD00065391

  •  PubChem Substance ID 329769207

  •  NACRES NA.26

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Properties

Related Categories Alphabetical, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers, Buffer Solutions,
product line   BioUltra
optical activity   [α]20/D +22±1°, c = 1% in H2O
concentration   1.5 M in H2O
impurities   insoluble matter, passes filter test
  ≤0.002% total nitrogen (N)
pH   7.0-8.5 (25 °C, 1.5 M in H2O)
anion traces   chloride (Cl-): ≤5 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Al: ≤1 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤1 mg/kg
  Bi: ≤1 mg/kg
  Ca: ≤5 mg/kg
  Cd: ≤1 mg/kg
  Co: ≤1 mg/kg
  Cr: ≤1 mg/kg
  Cu: ≤1 mg/kg
  Fe: ≤1 mg/kg
  Li: ≤1 mg/kg
  Mg: ≤1 mg/kg
  Mn: ≤1 mg/kg
  Mo: ≤1 mg/kg
  Ni: ≤1 mg/kg
  Pb: ≤1 mg/kg
  Sr: ≤1 mg/kg
  Zn: ≤1 mg/kg
λ   1.5 M in H2O
UV absorption   λ: 260 nm Amax: 0.03
  λ: 280 nm Amax: 0.025
SMILES string   [Na+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O
InChI   1S/C4H6O6.K.Na/c5-1(3(7)8)2(6)4(9)10;;/h1-2,5-6H,(H,7,8)(H,9,10);;/q;2*+1/p-2/t1-,2-;;/m1../s1
InChI key   LJCNRYVRMXRIQR-OLXYHTOASA-L
Safety & Documentation

Safety Information

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