ITEM |
SPECIFICATION |
Description: |
|
Appearance |
Violet fine powder |
Odor |
Characteristic |
Particle size |
100% pass through 80 mesh sieve |
Bulk Density |
45.0g/100mL~65.0 g/100mL |
Extract Solvents |
Water & ethanol |
Tests: |
|
Loss on drying(5h at 105°C) |
<5.0% |
Ash(3h at 600°C) |
<5.0% |
Heavy metals –As |
<0.5ppm |
Heavy metals –Cd |
<1.0ppm |
Heavy metals –Hg |
<0.1ppm |
Heavy metals –Pb |
<6.0ppm |
Residual Solvents |
Eur. Pharm. 2000 |
Pesticide Residue |
Eur. Pharm. 2000 |
Assay: (By UV) |
|
Anthocyanidins |
≥25.0% |
Microbial: |
|
Total bacterial count |
Max.1000cfu/g |
Yeast & Mould |
Max.100cfu /g |
Bile-tolerant gram-negative. bacteria |
Max.100cfu /g |
Escherichia coli presence |
Negative |
Salmonella |
Negative |
Staphylococcus |
Negative |