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specification of berberine
|
|
botanical source: |
phellodendron amurense rupr. |
part used: |
bark |
specification: |
98% |
item |
specification |
description: |
|
appearance |
yellow crystalline powder |
flavor & odor |
characteristic |
particle size |
100% pass 80 mesh |
physical: |
|
loss on drying |
≤5.0% |
bulk density |
40-60g/100ml |
sulphated ash |
≤5.0% |
gmo |
free |
general status |
non-irradiated |
chemical: |
|
pb |
≤3mg/kg |
as |
≤1mg/kg |
hg |
≤0.1mg/kg |
cd |
≤1mg/kg |
assay: |
|
berberine |
≥98% |
microbial: |
|
total microbacterial count |
≤1000cfu/g |
yeast & mold |
≤100cfu/g |
e.coli |
negative |
staphylococcus aureus |
negative |
salmonella |
negative |
enterobacteriaceaes |
negative |