【摘要】 阐述了合成哒螨酮生产工艺的几次重大改进。产品质量、实际收率得到提高,职工防护及环保大大改善,效果十分明显。更多还原

【Abstract】 The paper reports serveral important improvements on the production process of pyridaben. The results showed that the product quality and the yield were raised, the environment and the worker protection were improved.更多还原