Product Description

ITEM STANDARD

Appearance White deliquescent crystalline powder

Assay (Dry Basis) 99.0-100.5%

pH (5% Solution) 7.5- 9.0

Loss on Drying (150℃, 2h) =< 1.0%

Formic acid, formates and other oxidizable substances =< 0.1%

Chlorides (Cl) =< 0.05%

Sulphate (SO4) =< 0.01%

Magnesium (Mg) =< 0.01%

Iron (Fe) =< 0.001%

Lead (Pb) =< 5 mg/kg

Arsenic (As) =< 3 mg/kg

Mercury (Hg) =< 1 mg/kg

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

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