Parameters
Standard
Assay %
98.2-102.0
Chloride
≤ 700ppm
Heavy Metal(as Fe)
≤ 20ppm
Sulfate
≤ 500ppm
As
≤ 3ppm
Pb
≤ 10ppm
Water
≤ 1.0
pH value
6.5-6.7
Reducing Materials %
≤ 0.5
sodium gluconate