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31107 Sigma-Aldrich

Ammonium chloride

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

Synonym: Salmiac

  • CAS Number 12125-02-9

  • Linear Formula NH4Cl

  • Molecular Weight 53.49

  •  Beilstein/REAXYS Number 4371014

  •  EC Number 235-186-4

  •  MDL number MFCD00011420

  •  eCl@ss 38050207

  •  PubChem Substance ID 329753648

  •  NACRES NA.21

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Properties

Related Categories A-B, Puriss p.a. ACS, Ammonium Salts, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography,
Quality Level   200
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
  heavy metals: ≤5 ppm (by ICP-OES)
SMILES string   N.Cl
InChI   1S/ClH.H3N/h1H;1H3
InChI key   NLXLAEXVIDQMFP-UHFFFAOYSA-N
Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
WGK Germany 
WGK 1
RTECS 
BP4550000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Single- & multi-channel pipettes from BRAND
Protocols & Articles
Peer-Reviewed Papers
15

References

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