Superiority:
Characters White,free flowing crystals
Appearance of solution Clear and colorless
pH(5%) 6.0-7.0
Insoluble Matter ≤50ppm
Chlorides(Cl) ≤50ppm
Sulphate(SO4) ≤100ppm
Plumbum(Pb) ≤20ppm
Arsenic(As) ≤3ppm
Organic volatile impurities Conforms
Assay 98.0-102.0%
Alikalies and alikali earths ≤0.2%
Details:
Characters White,free flowing crystals
Appearance of solution Clear and colorless
pH(5%) 6.0-7.0
Insoluble Matter ≤50ppm
Chlorides(Cl) ≤50ppm
Sulphate(SO4) ≤100ppm
Plumbum(Pb) ≤20ppm
Arsenic(As) ≤3ppm
Organic volatile impurities Conforms
Assay 98.0-102.0%
Alikalies and alikali earths ≤0.2%