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32323 Sigma-Aldrich

Sodium tartrate dibasic dihydrate

puriss. p.a., ACS reagent, ≥99.5%

Synonym: L-(+)-Tartaric acid disodium salt, Disodium tartrate dihydrate, Sodium tartrate dihydrate

  • CAS Number 6106-24-7

  • Empirical Formula (Hill Notation) C4H4Na2O6 · 2H2O

  • Molecular Weight 230.08

  •  Beilstein/REAXYS Number 6121732

  •  EC Number 212-773-3

  •  MDL number MFCD00150035

  •  PubChem Substance ID 24859230

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Properties

grade   ACS reagent
InChI Key   FGJLAJMGHXGFDE-DGFHWNFOSA-L
grade   puriss. p.a.
assay   ≥99.5%
impurities   ≤0.0005% heavy metals (as Pb)
  ≤0.001% ammonium (NH4)
loss   15.61-15.71% loss on drying, 150 °C, 4 h
pH   7-9 (20 °C, 5%)
anion traces   chloride (Cl-): ≤5 mg/kg
  phosphate (PO43-): ≤5 mg/kg
  sulfate (SO42-): ≤20 mg/kg
cation traces   Ca: ≤50 mg/kg
  Fe: ≤5 mg/kg
Safety & Documentation

Safety Information

WGK Germany 
3

Documents

Certificate of Analysis

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Protocols & Articles
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