| Formula / Notation | NH4NO3 |
|---|---|
| CAS Number | 6484-52-2 |
| Molecular Weight | 80.044 |
| Melting Point | 337.8 °F (USCG, 1999) |
| Boiling Point | Decomposes at 200-260 °C |
| Density | 1.72 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Solubility | 213 g/100 g water at 25 °C |
| Appearance | Ammonium nitrate is commercially available both as a colorless crystalline solid and processed into prills for specific applications. Soluble in water. Does not readily burn but will do so if conta... |
| Also Known As | azanium nitrate; 6484-52-2; Norway saltpeter; Ammonium nitricum; Nitram; Ammonium saltpeter; Nitrate of ammonia; Nitrato amonico; Herco prills; German saltpeter |
| Category | Salts |
What is Ammonium nitrate?
Ammonium nitrate is the ammonium salt of nitric acid. It has a role as a fertilizer, an oxidising agent and an explosive. It is an inorganic molecular entity, an ammonium salt and an inorganic nitrate salt.
Formula & Notation
IUPAC Name: azanium nitrate
Other Names / Synonyms: azanium nitrate; 6484-52-2; Norway saltpeter; Ammonium nitricum; Nitram; Ammonium saltpeter; Nitrate of ammonia; Nitrato amonico; Herco prills; German saltpeter
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 337.8 °F (USCG, 1999) |
| Boiling Point | Decomposes at 200-260 °C |
| Density | 1.72 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Molecular Weight | 80.044 |
| Solubility | 213 g/100 g water at 25 °C |
| Appearance | Ammonium nitrate is commercially available both as a colorless crystalline solid and processed into prills for specific applications. Soluble in water. Does not readily burn but will do so if conta... |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Ammonium nitrate is the ammonium salt of nitric acid. It has a role as a fertilizer, an oxidising agent and an explosive. It is an inorganic molecular entity, an ammonium salt and an inorganic nitrate salt.
Used in food preservation, water treatment, chemical synthesis, fertilizers, and pharmaceutical applications.
Irritant or toxic depending on specific salt. Some salts are oxidising agents or toxic to aquatic environments. Consult SDS before use.
The formula or notation for Ammonium nitrate is: NH4NO3