Product Description

ITEM       STANDARD

Appearance White, odorless, hygroscopic powder

Assay (Dry Basis, %) 99.0-101.0

pH (1% Solution, 25℃) 8.0- 9.5

Loss on Drying (120℃, 4 Hours, %) =< 1.0

Insoluble Matter (%) =< 0.05

Alkalinity (as NaOH, %) =< 0.2

Chlorides (Cl, %) =< 0.035

Formic acid, formates and other oxidizable (as formic acid) =< 1,000 mg/kg

Phosphate (PO4) =< 10 mg/ kg

Sulphate (SO4) =< 50 mg/ kg

Iron (Fe) =< 10 mg/ kg

Arsenic (As) =< 3 mg/ kg

Lead (Pb) =< 5 mg/ kg

Mercury =< 1 mg/ kg

Heavy Metal (as Pb) =< 10 mg/ kg

Potassium Salt (%) =< 0.025

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