Acids & Salts Available to Source

Ammonium Chloride Treated Technical Grade

NH4Cl / Sal Ammoniac
CAS 12125-02-9 · MF ClH4N · MW 53.49 g/mol

A white crystalline salt used in fertilizers, metalwork, and as a flux.

SDS / TDS Download
CAS Number
12125-02-9
Molecular Formula
ClH4N
Molecular Weight
53.49 g/mol
Material Family
Acids & Salts
Physical Properties
melting_point
662 u00b0F (Sublimes) (NIOSH, 2024)
boiling_point
Sublimes (NIOSH, 2024)
density
1.53 at 68 u00b0F (USCG, 1999) - Denser than water; will sink
solubility
37 % (NIOSH, 2024)
vapor_pressure
1 mmHg at 321 u00b0F (NIOSH, 2024)
ph
pH of aqueous solution (25 u00b0C): 1% 5.5; 3% 5.1; 10% 5.0
GHS / SDS Safety Warning
Environmental Hazard Irritant Health Hazard
  • H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H319 (> 99.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H316: Causes mild skin irritation [Warning Skin corrosion/irritation]
  • H411: Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
  • H361: Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
  • Not Classified
  • H402: Harmful to aquatic life [Hazardous to the aquatic environment, acute hazard]
  • H401: Toxic to aquatic life [Hazardous to the aquatic environment, acute hazard]
  • H302: Harmful if swallowed [Warning Acute toxicity, oral]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H320: Causes eye irritation [Warning Serious eye damage/eye irritation]
  • H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H302 (99.9%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
  • H371: May cause damage to organs [Warning Specific target organ toxicity, single exposure]
  • H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Chemical Identity
CAS Number12125-02-9
IUPAC Nameazanium chloride
InChI KeyNLXLAEXVIDQMFP-UHFFFAOYSA-N
PubChem CID 25517
INCI NameAMMONIUM CHLORIDE
Synonyms & Trade Names
AMMONIUM CHLORIDE Ammonium muriate Darammon Ammoniumchlorid Amchlor Ammoneric Chlorammonic Salammonite Sal ammonia Ammon Chlor Ammonii Chloridum Ammonium Chloratum Cloruro de Amonio Muriate of Ammonia Ammonium chloride ((NH4)Cl)
Full Description

A white crystalline salt used in fertilizers, metalwork, and as a flux.