Product Description

ITEM             STANDARD

Appearance White Powder or Granular

Assay 99.0 ~ 100.5%

Loss on Drying =< 4%

Acidity and Alkalinity =< 0.1%

PH (10%Solution ) 7.0-9.0

Insoluble in Water =< 0.15%

Heavy Metals (as Pb) =< 10 ppm

Arsenic (as As) =< 3 ppm

Lead =< 2 ppm

Mercury =< 1 ppm

Iron =< 5 ppm

Fluoride =< 3 ppm

Magnesium =< 0.4%

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