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Product Name: Eprinomectin
Chemical formula:
a) B1a C50H75NO14
b) B1b C49H73NO14
CAS NO.: 70288-86-7 (70161-11-4 + 70209-81-3).
Chemical Structure:
Molecular weight:
a) B1a: 914
b) B1b: 900
Description: White or yellowish crystalline powder, slightly hygroscopic, easily soluble in methyl chloride, ethanol, hardly soluble in water.
Specification: Purity of Eprinomectin H2B1a+H2B1b is not less than 90% (anhydrous and solvent-free substance. )
Stock: Sealed tightly in a dry and cool place from light
Validity: 2 years
Usage: It is not only a broad spectrum and the most efficacious pesticide of Avermectin kind, but also one of the lowest distribution coefficient of this kind in milk. Trials show that the product with the concentration of 0.1mg/kg or 0.05mg/kg can efficaciously prevent seven kinds of nematodes parasitic on large intestine, small intestine and stomach of cattle and sheep, the efficacy is shown as at least 97%. When it is used to cow in milk, concentration ratio in milk to in plasma is not more than 0.2. It has the advantage over other drugs against nematodes parasitic on cow during milking.
Product quality protection 
