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31107 Sigma-Aldrich

Ammonium chloride

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5%

DOWNLOAD MSDS (PDF)

Synonym: Salmiac

  • CAS Number 12125-02-9

  • Linear Formula NH4Cl

  • Molecular Weight 53.49

  •  Beilstein Registry Number 4371014

  •  EC Number 235-186-4

  •  MDL number MFCD00011420

  •  PubChem Substance ID 24858834

Ammonium chloride puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5%
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Properties

Related Categories A-B, Puriss p.a. ACS, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Puriss p.a. ACS More...
grade   ACS reagent, reag. ISO, reag. Ph. Eur.
vapor density   1.9 (vs air)
vapor pressure   1 mmHg ( 160.4 °C)
grade   puriss. p.a.
assay   ≥99.5%
pH   4.5-5.5 (20 °C, 5%)
mp   340 °C (subl.)(lit.)
anion traces   nitrate (NO3-): ≤5 mg/kg
  phosphate (PO43-): ≤2 mg/kg
  sulfate (SO42-): ≤20 mg/kg
cation traces   As: ≤0.5 mg/kg
  Ca: ≤5 mg/kg
  Cu: ≤2 mg/kg
  Fe: ≤2 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤1 mg/kg
  Pb: ≤1 mg/kg
  Zn: ≤2 mg/kg
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