Leucovorin Calcium
group nameChemical Raw Materials
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Min Order1 piece
brand nameTSH
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update timeWed, 20 Jul 2011 13:56:22 GMT
Packging & Delivery
Min Order1 piece
Briefing
Detailed
1. Name: Leucovorin Calcium
2. CAS No.: 1492-18-8
3. HS:
4. Purity: 99%
5. MF: C20H21CaN7O7
6. Picture:
7. Specification:
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description |
a white or light yellow,amorphous or crystalline powder,sparingly soluble in water,practically insoluble in acetone and in alcohol(96%).the amorphous form may produce supersaturated solutions in water. |
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identification specific optical rotation ir absorption calcium |
+14.4°~ +18.0°
sample exhibits maximal only at same wave-lengths as calcium folinate crs it gives reaction of calcium |
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tests solution(2.5% in h2o)heating at 40°C if necessary appearance of solution(2.5% in h2o) ph value(2.5% in h2o) particle |
clear
≤0.60
6.8-8.0 more than 95% pass 40 nesh more than 40% pass 100 nesh |
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organic volatile impurities 1. acetone 2. ethanol 3. methanol |
≤0.5% ≤3.0% ≤0.5% |
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chlorides |
≤0.5% |
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heavy metals |
≤50ppm |
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platinum |
≤20ppm |
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water |
≤17.0% |
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bacterial ondotoxins |
less than 0.5 iu/mg |
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related substances 1. formylfolic acid 2. any other single impurity 3. sum of impurities other than formylfolic acid |
≤1.0% ≤1.0%
≤2.5% |
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assay calcium calcium folinate |
7.54%-8.14% 97.0%-102.0% |
8. Package: 25kg/barrel
9. Grade Standard: Medicine Grade
10. Use: It can be used in alexipharmic and anti-anemia medicaments
