| Customization: | Available |
|---|---|
| CAS No.: | N/a |
| Formula: | N/a |
|
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ANALYSIS |
SPECIFICATION |
RESULTS |
|
Appearance |
Almost White crystalline powder |
Complies |
|
Solubility |
Complies |
Complies |
|
Melting range |
250°C -255°C |
251°C -253°C |
|
Assay (HPLC) |
Resveratrol≥98.0% |
98.9% |
|
Identity Test A |
Positive reaction |
Positive reaction |
|
Identity Test B |
The retention time of the Assay preparation Corresponds to the Standard preparation |
Complies |
|
IR Absorption |
Concordant with the reference |
Concordant with the reference |
|
Related substance |
Single impurity≤0.5% |
0.05% |
|
Total impurities≤1.0% |
0.05% |
|
|
Water |
≤1.0% |
0.3% |
|
Residue on ignition |
≤1.0% |
<0.1% |
|
Heavy Metals |
<20ppm |
Complies |
|
Residual Solvents |
Ethyl acetate <5000ppm |
<1ppm |
|
Chlorobenzene not be detected |
Not be detected |
|
|
Ethanol <5000ppm |
352ppm |
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