Colistin Sulphate
Product Name |
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Synonyms |
Colistin Sulphate; n-[3-amino-1-[[1-[[3-amino-1-[[6,9,18-tris(2-aminoethyl)-3-(1-hydroxyethyl)-12,15-bis(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]carbamoyl]propyl]carbamoyl]-2-hydroxy-propyl]carbamoyl]propyl]-5-methyl-heptanamide sulfate |
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CAS |
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Molecular formula |
2(C52H98N16O13)·5(H2SO4) |
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Molecular Weight |
2801.27 |
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Molecular Structure |
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Physical and Chemical Properties |
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General Description |
White or near-white powder |
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Usage |
It is mainly used for sensitive bacterial infection, such as septicemia, acute enteritis, urinary tract infection, etc |
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Packing |
25KG/Drums |
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Specifications |
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Items |
Standard |
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Appearance |
White or alm white powder |
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Identification |
Meets EP specification |
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PH |
4.0-6.0 |
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Loss on drying |
≤3.5% |
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Optical |
-63°˜-73° |
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Sulfateed ash |
≤1.0% |
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Sulfate(dried basis) |
16.0%-18.0% |
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Content (Dry basis HPLC) |
Colistin E1-I≤10% |
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Colistin E1-7MOA≤10% |
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Colistin E3≤10% |
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E1+E2+E3+E1-7MOA≥77.0% |
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Related substance |
Any impurity≤4.0% |
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Total impurity |
≤23.0% |
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Potency(Dried basis) |
≥19000IU/mg |