Colistin Sulfate ▼Description: Appearance: White or off-white hydroscopic powder. Odor: Odorless Solubility: Freely soluble in water. Sparingly soluble in methanol and ethanol. Practically insoluble in acetone and ether. Stable at the PH range of 3-7.5. ▼Usage: Colistin sulfate is an antibiotic of basic polypeptides constituted by various amino acids and fatty acids. It exerts positively strong effects against intestinal diseases caused by gram-negative bacilli. As a feed additive, mixing with Feed results in weight gains. ▼Specification: The potency is not less than 19,000 I.U. per milligram, calculated on the dried basis. ▼Storage: Protected from light and stored in a dry cool place. ▼Packaging: 20kg/carton or fabric barrel or iron drum with two PE bags inside and an aluminium foil bag as a liner. ▼Remarks: 1 ug of Colistin sulfate is equivalent to 30 units. Colistin sulphate is an antibiotic of basic polypeptides composed by various amino acids and fatty acids. It has strong antibiotic effect against intestinal diseases caused by gram-negative bacilli. It is used as feed addictive and also has some growth-promoting effect. We are biggest producer in China for Diclazuril, Qiu Jia , Salinomycin, Abamectin EC,Gibberellin GA3, Gibberellin GA4+7, Gibberellin GA3, Concentration, Gibberellin GA4+7, Concentration, 6-BA (6-Benzylamino Purine), Gibberellin GA4+7, Concentration, Colistin Sulphate, Colistin Sulphate Premix, GA4+7, Neomycin Sulphate, Nicarbazin, dicamba, 3,6-Dichloro Salicylic Acid.