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Ammonium chloride

IUPAC: azanium chloride

NH4Cl Salts CAS 12125-02-9
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Quick Reference
Formula / NotationNH4Cl
CAS Number12125-02-9
Molecular Weight53.49
Melting Point662 °F (Sublimes) (NIOSH, 2024)
Boiling PointSublimes (NIOSH, 2024)
Density1.53 at 68 °F (USCG, 1999) - Denser than water; will sink
Solubility37 % (NIOSH, 2024)
AppearanceAmmonium chloride is a white crystalline solid. It is soluble in water(37%). The primary hazard is the threat posed to the environment. Immediate steps should be taken to limit its spread to the en...
Also Known Asazanium chloride; 12125-02-9; Ammonium muriate; Darammon; Ammoniumchlorid; Amchlor; Ammoneric; Chlorammonic; Salammonite; Sal ammonia
CategorySalts

What is Ammonium chloride?

Ammonium chloride is an inorganic chloride having ammonium as the counterion. It has a role as a ferroptosis inhibitor. It is an inorganic chloride and an ammonium salt.

Formula & Notation

NH4Cl

IUPAC Name: azanium chloride

Other Names / Synonyms: azanium chloride; 12125-02-9; Ammonium muriate; Darammon; Ammoniumchlorid; Amchlor; Ammoneric; Chlorammonic; Salammonite; Sal ammonia

Properties & Characteristics

Appearance: Ammonium chloride is a white crystalline solid. It is soluble in water(37%). The primary hazard is the threat posed to the environment. Immediate steps should be taken to limit its spread to the en.... Molecular formula: ClH4N. Molecular weight: 53.49 g/mol. Boiling point: Sublimes (NIOSH, 2024). Melting point: 662 °F (Sublimes) (NIOSH, 2024). Density: 1.53 at 68 °F (USCG, 1999) - Denser than water; will sink. Solubility: 37 % (NIOSH, 2024). Vapor pressure: 1 mmHg at 321 °F (NIOSH, 2024).

Physical Data

PropertyValue
Melting Point662 °F (Sublimes) (NIOSH, 2024)
Boiling PointSublimes (NIOSH, 2024)
Density1.53 at 68 °F (USCG, 1999) - Denser than water; will sink
Molecular Weight53.49
Solubility37 % (NIOSH, 2024)
AppearanceAmmonium chloride is a white crystalline solid. It is soluble in water(37%). The primary hazard is the threat posed to the environment. Immediate steps should be taken to limit its spread to the en...

Uses & Applications

Used in food preservation, water treatment, chemical synthesis, fertilizers, and pharmaceutical applications.

Safety Information

Irritant or toxic depending on specific salt. Some salts are oxidising agents or toxic to aquatic environments. Consult SDS before use.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Ammonium chloride
Formula NH4Cl
CAS Number 12125-02-9
Molecular Weight 53.49
Category Salts
Index All "A" terms
Synonyms azanium chloride; 12125-02-9; Ammonium muriate; Darammon; Ammoniumchlorid; Amchlor; Ammoneric; Chlorammonic; Salammonite; Sal ammonia

Frequently Asked Questions

Ammonium chloride is an inorganic chloride having ammonium as the counterion. It has a role as a ferroptosis inhibitor. It is an inorganic chloride and an ammonium salt.

More "A" Terms

4-Aminobenzoic acid C7H7NO2 Absolute Entropy of a Substance S° Absolute Zero 0 K = −273.15°C Absorption Spectrum E = hν; A = εlc Accuracy Acenaphthene C12H10 Acetaldehyde C2H4O Acetic Acid CH₃COOH (C₂H₄O₂) Acetic anhydride C4H6O3 Acetone C3H6O Acetonitrile C2H3N Acetophenone C8H8O
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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.

AllChemicals.info — The Online Chemical Glossary | https://allchemicals.info/chemical/ammonium-chloride

For educational purposes only. Verify all information before use.