1 nature: pink powder, soluble in water 2 Molecular formula: CoSO4 3 Molecular weight: 281.1 4 Specifications: Index industrial (AY grade) industrial (A grade) Assay (Co) (Co) ≥ 21% ≥ 20% min Iron (Fe) (Fe) ≤ 0.002% ≤ 0.005% Copper (Cu) (Cu) ≤ 0.002% ≤ 0.005% Nickel (Ni) (Ni) ≤ 0.1% ≤ 0.1% Zinc (Zn) (Zn) ≤ 0.001% ≤ 0.005% Lead (Pb) (Pb) ≤ 0.002% ≤ 0.004% Magnesium (Mn) (Mn) ≤ 0.005% ≤ 0.005% Cadmium (Cd) (Cd) ≤ 0.002% ≤ 0.005% Water insoluble substance ≤ 0.02% ≤ 0.05% 5 Uses: used in the manufacture of cobalt salt, paint driers, cobalt pigment, colored glaze porcelain, alkaline batteries and electroplating additives. 6 Packing: plastic woven bag lined with double plastic bag. Net weight 25 kg.
CoSO4