CAS No: 71751-41-2
Molecular Formula and Molecular Weight:
B1a C48H72O14=872.1 (CAS No: 65195-55-3)
B1b C47H70O14=858.1 (CAS No: 65195-56-4)
Chemical Structure:

Ingredients: The purity of B1 is at least 95% in dry product,and B1a is not less than 90%.
Origin: It is a liquid fermentation product of Streptomyces avermitilis and is a mixture of Avermectin B1a and B1b.
Usage: The anti-parasitic drug exerts biological activities against nematode, hookworm, worm insect and acarid hosted in animal gastrointestinal tract.

Packaging: 1kg/tin, 5kg/tin
Storage: Keep container tightly closed.
Keep container away from light in a cool, well-ventilated area.