Molecular formula: CuS04.5H2O
Molecular weight: 249.68
Blue crystals or granules, or dark blue crystalline powder, with a metallic smell that weathers slowly in dry air.
Can be used in dairy products, infant food, drinking liquids, maternal nutritional formula powder and children's formula powder.
| Item | Index | Item | Index |
| Content（CuS04.5H2O）% | 98.0-102.0 | Hydrogen sulfide does not precipitate% | ≤0.3 |
| Iron（Fe）% | ≤0.01 | Lead（Pb）mg/kg | ≤4 |
| Arsenic（As）mg/kg | ≤3 | / | / |
