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Verapamil hydrochloride

 

Certification of Analysis

Product Name
Verapamil hydrochloride
CAS No
23313-68-0
Catalog No
SC-18887
Quantity
1kg
Batch No
20130620
Product Date
2013.06.20
Date of analysis
2013.06.20

 
 
 
 
 
 
 
 
 
Items of analysis
Specification
Results
Appearance
White powder
Conforms
Identification
IR：Should be positive
Positive
UV：Should be positive
Positive
HPLC：Should be positive
Positive
Melting Range
140.0~144.0℃
142~143.6℃
PH
4.5~6.5
4.6
Loss on drying
Not more than 0.5%
0.12%
Residue on ignition
Not more than 0.1%
0.07%
Related substances
(HPLC)
Each unknown impurity ≤0.3%
0.03%
Total impurity ≤0.5%
0.11%
Assay
＞98%
99.7%
Organic residual solvent
Acetone ＜500ppm,Toluene＜890ppm
Conforms
Remark
Declaration: For laboratory use by technically qualified individual only
Conclusion
Conform with specification
 
 
   Analyst: Jack Fu                            Check: Anne Zhang                             Date: 2013-06-20

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