Hot sell Colistin Sulphate/1264-72-8
1.CAS NO:1264-72-8
2.Color:white
3.Standard:EP
4.Packing:20kg/drum
Products:Colistin sulphate is an antibiotic class medicine. Used to treat gastro-intestinal diseases caused by gram-negative bacilli, and certain growth-promoting effect.
Executive Standard: European Pharmacopoeia Standard (EP4).
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Test |
Specification |
Characteristics |
White or almost white powder |
Identification |
Meets EP specification |
PH |
4.0 ~ 6.0 |
Loss on drying |
≤3.5% |
Optical rotation |
-63° ~ -73° |
Sulphated ash |
≤1.0% |
Sulphate (dried basis) |
16.0% ~ 18.0% |
Content (Dry basis HPLC) |
Colistin E1-I≤10% |
|
Colistin E1-7MOA≤10% |
|
Colistin E3≤10% |
|
E1+ E2+E3+E1-I+E1-7MOA≥77.0% |
Related substances |
Any impurity≤4.0% |
|
Total impurity≤23.0% |
Potency(Moisture basis) |
------- |
Potency (Dried basis) |
≥19000IU/mg |
Melting point: 200-220 DHS C
Descriptors: sticky coli sulfuric acid meat (1264-72-8)
Traits:
1. Outside its shape as a white powder, has hygroscopic, soluble in water.
2. White mouse or rat LD50 > 12 g through the mouth/kg. 2. Premix in room temperature preservation 2 years, titer is kept in the above 94.5%; Mixing feed, room temperature preservation 8 weeks; Titer drop about 20% ~ 30%.