Check points

Specification

Result

Appearance

White and loose powder

Qualified

Content (B.P.O.)

32%

32.1%

Water Content

≤4.0%

1.95%

Fineness (after 200 mesh steel screen)

≥90%

Qualified

Heavy Metal (counting with Pb)

≤0.003%

Qualified

Arsenium(As)

≤0.0003%

Qualified

Grey component

≤5.0%

Qualified