Description = White and Crystalline powder.
Appearance of 20% Aqueous Solution = Clear and colorless
Assay (on dry basis) = >99.5%
pH of 5% Solution = 6-8%
Moisture by wt. = <0.5%
Chloride (as Cl) = <0.2%
Iron (Fe) = <0.001%
Heavy Metals (as Pb) = NIL
Insoluble matter % by weigh = <0.003
