Ammonium Chloride
| PROPERTIES & USAGE | ||
| Properties | Usage | |
| Chemical formula | H4ClN | Metalwork |
| Molar mass | 53.49 g·mol−1 | Medicine |
| Density | 1.5274 g/cm3[1] | Food |
| Melting point | 338 °C (640 °F; 611 K) decomposes, sublimes | In the laboratory |
| Boiling point | 520 °C (968 °F; 793 K) | Flotation |
| Other applications | ||
| SPECIFICATION | ||||
| Specification | TECH | FOOD | ||
| Nh4CL content (on dry basis) | 99.2 % min | 99.85 | 99.5% max | |
| Moisture content | 0.7 % max | 0.5 | 1.00% max | |
| Remnant of combustion | 0.4 % max | |||
| Iron(Fe) | 0.001 % max | 5 | 0.003% max | |
| Heavy metal (as Pb) | 0.0005 % max | 5 | 0.0005% max | |
| Sulphate | 0.02 % max | 150 | ||
| PH Value(200g/L,25’C） | 4.0-5.8 | 4.0-5.8 | ||
| Ignition residue | g/100g≤ | 0.1 | ||
| （Na） | mg/kg≤ | 200 | ||
| （As） | mg/kg≤ | 1 | ||
| （Cd） | mg/kg≤ | 1 | ||
| （K） | mg/kg≤ | 50 | ||
| （Ca） | mg/kg≤ | 50 | ||
| （Mg） | mg/kg≤ | 10 | ||
| （Ba） | Qualified | |||
| NaCl | 0.2% max | |||
| Insoluble matter in water | 0.02% max | |||