规格: | 98% |
分子量: | 873.1 |
包装 | 价格(元) |
1mg | 电议 |
5mg | 电议 |
Background:
δ2-Avermectin B1a is a degradation product formed by the reversible base-catalyzed isomerization of ivermectin B1a . It is less active than ivermectin against T. urticae (LC90s = 0.23 and 0.038 ppm, respectively).