Ammoniumijzer(III)sulfaatdodecahydraat Analytical Grade ACS, USP, NF 500 g

Assay 98.50-102.00%

Appearance Pale violet crystals

Substances insoluble in water (H2O) 0.01% Chloride (Cl) 0.001% Ferrous ion Passes test Nitrates (NO3) 0.01% Calcium (Ca) 0.01% Magnesium (Mg) 0.005% Potassium (K) 0.005% Sodium (Na) 0.02% Copper (Cu) 0.003% Zinc (Zn) 0.003%

Substances not precipited by ammonia (NH4) 0.05%