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71406 Sigma-Aldrich

Sodium citrate tribasic dihydrate

purum p.a., ≥99.0% (NT)

Synonym: Citric acid trisodium salt dihydrate, Trisodium citrate dihydrate

  • CAS Number 6132-04-3

  • Linear Formula HOC(COONa)(CH2COONa)2 · 2H2O

  • Molecular Weight 294.10

  •  Beilstein Registry Number 6104939

  •  EC Number 200-675-3

  •  MDL number MFCD00150031

  •  PubChem Substance ID 329763247

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Properties

Related Categories Biochemicals and Reagents, Chelators More...
InChI Key   NLJMYIDDQXHKNR-UHFFFAOYSA-K
grade   purum p.a.
assay   ≥99.0% (NT)
pH   7.0-9.0 (25 °C, 50 mg/mL in H2O)
mp   >300 °C(lit.)
solubility   water: very soluble24.9 g/L at 20 °C
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Ca: ≤50 mg/kg
  Cd: ≤50 mg/kg
  Co: ≤50 mg/kg
  Cu: ≤50 mg/kg
  Fe: ≤50 mg/kg
  K: ≤100 mg/kg
  Ni: ≤50 mg/kg
  Pb: ≤50 mg/kg
  Zn: ≤50 mg/kg

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RIDADR 
NONH for all modes of transport
WGK Germany 
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Peer-Reviewed Papers
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