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CERTIFICATE OF ANALYSIS
Product name
17 ALPHA 21 DIHYDROXY-16 BETA METHYL-9-BETA
-11 BETA-EPOXYPREGNA-1,4-DIENE-3, 20-DIONE
(DBXI)
Batch No.
DB11-230901
Quantity
10.0kg
Mfg. Date
Sep.,09,2023
Expiry date
Sep.,08,2025
Specification
Enterprise Standard
Items
Standard
Results
Description
almost white or slight yellow crystalline powder
almost white crystalline powder
Identification
complies with the standard
complies
Melting point
≥230℃
247.0℃～249.0℃
Loss on drying
≤ 0.5%
0.02%
Related substances
-total impurities
≤2.0%
0.78%
-single impurity
≤1.0%
0.34%
Assay(HPLC)
≥98.0%
99.2%
Conclusion: The test product complies with the requirements of Enterprise Standard.
Storage condition: room temperature, in a closed container.
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