description
ITEM | INDEX |
Appearance | Green powder |
Purity as FeSO4·7H2O, %, minimum | 98.0 |
Purity as Iron (Fe), %, minimum | 19.7 |
Lead (Pb), mg/kg, maximum | 0.002 |
Arsenic (As), mg/kg, maximum | 0.0005 |
Cadmium (Cd), mg/kg, maximum | 0.0005 |
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