Method for the determination of piperonyl butoxide residues in cereals for export 出口粮谷中增效醚残留量检验方法
2.
To increase their effectiveness , a synergist - piperonyl butoxide ( pbo ) is often added to the formulations 为了增强快速触杀效力,配方常常加入称为增效醚( piperonylbutoxide ,