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31437 Sigma-Aldrich

Sodium bicarbonate

puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.7%, powder

DOWNLOAD MSDS (PDF)

Synonym: Sodium hydrogen carbonate

  • CAS Number 144-55-8

  • Linear Formula NaHCO3

  • Molecular Weight 84.01

  •  Beilstein Registry Number 4153970

  •  EC Number 205-633-8

  •  MDL number MFCD00003528

  •  PubChem Substance ID 24858955

Sodium bicarbonate puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.7%, powder
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Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Puriss p.a. ACS, Q-S, Puriss p.a. ACS More...
grade   ACS reagent, reag. Ph. Eur.
  puriss. p.a.
assay   ≥99.7%
form   powder
impurities   residual solvents, complies
  ≤0.0005% ammonium (NH4)
  ≤0.003% S-compounds (as SO4)
  ≤0.005% I red. matters (as SO2)
  ≤0.015% in water insoluble matters
pH   ≤8.6 (20 °C, 5%)
pKa (25 °C)   (1) 6.37, (2) 10.25 (carbonic acid)
solubility   H2O: soluble0.5 g/10 mL, clear, colorless
anion traces   chloride (Cl-): ≤10 mg/kg
  phosphate (PO43-): ≤10 mg/kg
cation traces   As: 2 ppm (MHS-AAS)
  Ca: ≤100 ppm
  Cd: ≤5 ppm
  Co: ≤50 ppm
  Cu: ≤5 ppm
  Fe: ≤5 ppm
  K: ≤50 ppm
  Mg: ≤50 ppm
  Ni: ≤50 ppm
  Pb: ≤5 ppm
  Zn: ≤5 ppm
suitability   complies for appearance of solution
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