Specifications:
Item
Standard Laboratory report
Appearance White crystal or powder White crystal or powder
Purity ≥99.6% 99.97%
Melting point 165-168¡æ 166.1¡æ
Chroma ≤5 APHA 2.5 APHA
Heavy metal(pb) ≤10PPM 0.7 PPM
Iron(Fe) ≤5 PPM 0.39 PPM
Copper(Cu) ≤1PPM 0.135 PPM
Manganese (Mn) ≤1PPM 0.035 PPM
Solubility, clarity(5% aqueous solution) Clear, no turbidity Clear, no turbidity
Ash content ≤0.05% 0.001%
Drying loss ≤0.3% 0.025%
Sulphate (SO4) ≤50 PPM 2.5 PPM
Chlorine (Cl) ≤10 PPM
