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Praziquantel

CAS No.: 55268-74-1
Praziquantel
INQUIRY
Description
                 Certificate of Analysis

 
Product Name
 
Praziquantel CAS# 55268-74-1
Molecular Structure Batch No. MFG. DATE EXP. DATE
20190524 2019.05.24 2020.05.23
Molecular Weight Molecular Formula
312.41 C19H24N2O2
Quantity Packing 
1000kg 25kg/drum
Storage  Keep in a cool & dry place
Items Specification Results
Appearance A white crystalline powder similar A white powder
Melting Point 136~141℃ 140℃
Loss on drying ≤ 0.5% 0.06%
Residue on ignition ≤0.1% 0.03%
Phosphate ≤ 0.05% 0.05%
Residual Solvents Dichloromethane≤ 600ppm Not detected
Ethanol≤ 5000 ppm Not detected
Acetone≤ 5000 ppm 287ppm
Related Compounds A ≤0.2% 0.02%
B ≤0.2% 0.04%
C ≤0.2% 0.001%
Assay(dried basis) 98.5%~101.0% 99.8%
Conclusion Meet the requirement of USP41 standard.
 

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