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ITEM | Standard 1 | Standard 2 |
Ferric nitrate [Fe(NO3)3·9H2O] ≥ | 98% | 98.0% |
Water Insoluble ≤ | 0.1% | 0.01% |
Chloride [ Cl ] ≤ | 0.1% | 0.005% |
Sulfate [ SO4 ] ≤ | 0.05% | 0.01% |
Heavy metal[Pb ] ≤ | 0.005% | 0.002% |
Appearance | Purple crystal | Purple crystal |










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