Specification
Specification
Assay
99.0% Min
Loss on drying
1.5% Max
Chloride
0.02% Max.
Sulfate
0.10% Max
Chloride Compound
0.03% Max
Heavy metals
10 ppm Max
Acidity or Alkalinity
0.2ml/g Max
Arsenic (As)
2 ppm Max
Colour of solution
Y6
Benzene(ug per g)
2 ug Max
1,4-Dioxane(ug per g)
380 ug Max
Methylene chloride(ug per g)
600 ug Max