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Iron(III) oxide, 99.7% (extra pure)
Impurities content (weight %) | |
---|---|
Insoluble in HCl substances | <0.02 |
Water soluble substances | <0.1 |
Losses during drying | <0.2 |
Total Nitrogen (N) | <0.005 |
Sulfates (SO42-) | <0.08 |
Potassium + Sodium + Magnesium + Calcium | <0.1 |
Cobalt (Co2+) | <0.0001 |
Copper (Cu2+) | <0.005 |
Antimony (Sb3+) | <0.0001 |