产品描述

Appearance     White Crystalline Powder     Conform
Assay     99.5%Min     99.80%
Loss on drying     0.1% Max     0.03%
pH     1.0 ~ 1.4     1.2
Bulk density     1.15 ~ 1.35 g/ml     1.20 g/ml
Heavy metals     10ppm Max     Conform
Fe     5ppm Max     3ppm
SO4     0.05% Max     0.03%
NH3     200ppm Max     150ppm
Chloride(CL)     1ppm Max     Conform
Insoluble water     0.02% Max     0.01%