L-Leucovorin Calcium
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Certification of Analysis
Product Name
L-Leucovorin Calcium
CAS No
80433-71-2
Catalog No
SC-16190
Quantity
1Kg
Batch No
20160801
Product Date
2016.08.01
Date of analysis
2016.08.01

 
 
 
 
 
 
 
 
 
 
Items of analysis
Specification
Results
Appearance
White or light yellow amorphours or crystalline Powder,hpgroscopic,slightly soluble in water
Conforms
PH of solution(0.8%in water)
7.5-8.5
7.7
Specific optical rotation(on anhydrous basis
-10.0°to-15.0°
-11.0°
Water content
10.0%-17.0%
13.6%
Related substances
Impurity H
NMT0.5%
Not Detected
Any other impurity
NMT0.8%
0.09%
Total impurities
NMT1.0%
0.6%
Chlorides
NMT0.5%
＜0.5%
Heavy metals
NMT50ppm
＜50ppm
Assy(on anhydrous basis)
Calcium
7.54%-8.14%
7.78%
Calcium folinate
97%min
100.3%
Residual solvents
Ethanol
NMT30000ppm
20222ppm
Acetone
NMT5000ppm
266ppm
Bacterial endotoxins
NMT0.5EU/mg
＜0.5EU/mg
Remark
Declaration: For laboratory use by technically qualified individual only
Conclusion
It accords with the Enterprise Standard

   Analyst: Jack Fu                            Check: Anne Zhang                             Date:2016-08-01

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