Appearance |
white crystalline powder |
Purity (by HPLC) |
98.0-102.0 |
Odor |
odorless |
PH |
5.0~8.0 |
Residue on ignition |
nmt 0.70% |
Hydrolysis subatances |
pass tests |
Related Substances |
pass tests |
Moisture |
nmt2.0% |
Methanol |
nmt 10mg/kg |
Heavy metals |
nmt 10mg/kg |
Lead(Pb) |
nmt 3.0mg/kg |
Arsenic(As) |
nmt 3.0mg/kg |
Total plant count |
nmt 250 cfu/g |
Yeast & moulds |
nmt 50 cfu/g |
Escherichia coli |
negative |
Salmonella |
negative |
Staphylococcus aureus |
negative |
Pseudomonas aeruglnosa |
negative |
negative |