Item

Specification

Test result

Appearance

White powder

Complies

Odor

Characteristic   odor

Complies

Taste

Characteristic   odor

Complies

Silica acid

≥70%

71.05%

Mesh size

120 mesh

Complies

Bulk density

≤0.4g/ml

0.38g/ml

Loss on drying

≤5.0%

Complies

Sulphated ash

≤10.0%

Complies

Solvent for extraction

Water /Ethanol

Complies

Residue solvent

≤0.05%

Complies

Heavy Metal

(calculate by Pb)

≤10ppm

Complies

Lead

≤3ppm

Complies

Arsenium

≤1ppm

Complies

Cadmium

≤1ppm

Complies

Mercury

≤0.1ppm

Complies

Total Plate Count

≤1000cfu/g

Complies

Yeast and mold

≤100cfu/g

Complies

Bile tolerant gram negative   bacteria

≤100cfu/g

Complies

E.Coli

Negative

Negative

Salmonella

Negative

Negative