Appearance

Brown powder with characteristic odor

Identification:

Passes all criteria tests

Extract Solvents

Water

Extract Ratio

12:1

Bulk Density

Loose

≥0.4 g/ml

Tapped

Loss on drying

≤6.0%

Sieve

100% pass 80 mesh

Heavy metal

≤10ppm

Pb

≤1.0ppm

As

≤1.0ppm

Hg

≤0.1ppm

Residual solvent

Eur.Pharm