Product Name:

White Willow Bark Extract Powder

Latin Name:

Salix alba L.

Used Part:

Bark

Analysis

Specification

Results

Appearance

Yellow Brown fine powder

Complied

Odor

Characteristic

Complied

Taste

Characteristic

Complied

Assay (Salicin)

≥10.0%

10.49%

Testing Method

HPLC

Complied

Loss on Drying

≤5.0%

3.78%

Sieve analysis

100% pass 80 mesh

Complied

Bulk Density

45-55g/100mL

50.6g/100mL

Extract Solvents

Water & Alcohol

Complied

Heavy Metal

Less than 20ppm

Complied

As

Less than 2ppm

Complied

Residual Solvents

Eur.Pharm.2000

Complied

Microbiology

Total Plate Count

Less than 1000cfu/g

130cfu/g

Yeast & Mold

Less than 100cfu/g

27cfu/g

E.Coli

Negative

Complied

Salmonella

Negative

Complied