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Content % 98.0 MIN
Water insoluble matte r% 0.2 MAX
As % 0.0003 MAX
Pb % 0.0004 MAX
Heavy metals(as Pb )% 0.001 MAX
F % 0.005 MAX
Loss of dryness % 5.0 MAX
Content % 98.0 MIN
Water insoluble matte r% 0.2 MAX
As % 0.0003 MAX
Pb % 0.0004 MAX
Heavy metals(as Pb )% 0.001 MAX
F % 0.005 MAX
Loss of dryness % 5.0 MAX