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D-Calcium Pantothenate Vitamin B5 137-08-6
Items |
Specifications |
Assay: |
98.0% to 101.0% |
Description: |
White powder |
A:Infrared Absorption 197K: |
Concordant with the reference spectrum |
B:A solution(1 in 20) responds to the tests for Calcium: |
Conform to USP34 |
Test items | Specifications | Results | ||
Appearance | White powder | Conform | ||
A.Infrared Absorption 197K | Concordant with the reference spectrum | Conform | ||
B.A soluton (1 in 20)responds to the tests for Calcium | Conform to USP30 | Conform | ||
Specific optical rotation | 25.0°~27.5° | 26.83° | ||
Alkalinity | no pink color is produced within 5 seconds | Conform | ||
Loss on drying | not more than 5.0% | 1.68% | ||
Heavy metals | not more than 0.002% | Conform | ||
Ordinary impurities | not more than 1.0% | Conform | ||
Organic volatile impurities | meet the requirements | Conform | ||
Nitrogen content | 5.7%~6.0% | 5.75% | ||
Content of calcium | 8.2%~8.6% | 8.42% |
CAS NO:29894-35-7
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