
CYTISINE 98%, 99%
CAS:485-35-8
|
Test items CYTISINE |
Specification and standard |
Results |
|
Assay |
≥98.0% |
99.01% |
|
Appearance |
Light yellow or white Crystalline powder |
complies |
|
odour |
odourless |
complies |
|
Identity |
IR,UV,HPLC & Colour reaction |
complies |
|
Solubility |
Freely soluble in water, methanol, ethanol,soluble in acetonitrile and chloroform |
complies |
|
Clarity of the solution |
Not more intensely opalescent Than reference suspension II |
complies |
|
Color of the solution |
Not more intensely coloured Than reference solutionY1 |
complies |
|
Melting point |
154-157℃ |
156℃ |
|
Chlorides |
≤0.02% |
0.018% |
|
Sulphated Ash |
≤0.20% |
0.18% |
|
Heavy metal |
≤10ppm |
complies |
|
Related substance |
-N-methylcytisine≤0.5% |
complies |
|
-N-formylcytisine≤0.5% |
complies |
|
|
-Total-impurities≤1.0% |
0.78% |
|
|
Arsenic |
≤2ppm |
complies |
|
Lead |
≤2ppm |
complies |
|
PH |
8-11 |
9.3 |
|
Loss on drying |
≤0.6% |
0.46% |
|
Residue on solvents |
≤0.5% |
complies |
|
Total Plate count |
≤1000CFU/G |
80CFU/G |
|
Yeast & Mold |
≤100CFU/G |
10CFU/G |
|
E.Coli |
Negative |
Negative |
|
Salmonella |
Negative |
Negative |