伊维菌素H2B1b 货号:I027010 英文名:Ivermectin H2B1b 同义词:5-O-Demethyl-25-de(1-methylpropyl)-22,23-dihydro-25-(1-methylethyl)avermectin A1a CAS号:70209-81-3 分子式:C47H72O14 分子量:861.07 重点推荐 询价订购