This certificate of analysis is for a batch of Venlafaxine Hydrochloride produced by Octagon Chemicals Limited on December 21, 2019. Laboratory tests found the batch met standards for appearance, identification, residual ignition, loss of drying, heavy metals, impurities, and assay. The certificate concludes the batch meets requirements and should be stored in a well-closed container at ambient temperature.

1. OCTAGON CHEMICALS LIMITED
CERTIFICATE OF ANALYSIS
TEL:0086-13071891945 FAX:0086-0535-6715688
Address: ROOM 5032,NO.9 YANAN ROAD,HANGZHOU,CHINA
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Product name Venlafaxine Hydrochloride(Cas 99300-78-4)
Batch No. 20191221 Mfg. date 2019.12.21
Rep. Date 2019.12.21 Exp. date 2021.12.20
Packaging 500g/foil bag Batch quantity 55kg
Test Items Standards Results
Appearance White to off-white powder Comply
Identification A,B,C Complies
Residual on ignition ≤0.10% ≤0.05%
Loss of drying ≤0.50% 0.06%
Heavy metals ≤20ppm <20ppm
Impurities
Impurity A≤0.15%
Impurity B≤0.15%
Impurity C≤0.15%
Impurity D≤0.15%
Each single impurity≤0.10%
Total impurity≤1.0%
0.01%
ND
0.01%
ND
0.02%
0.14%
Assay 98.5%~102.0%(on dried basis) 99.84%
Conclusion It meets the requirements of USP34.
Storage Store in a well-closed container at ambient temperature
Prepared by: LI Reviewed by: WEI Released by: Zhang