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穿透萃取烟碱工艺研究吕建华，季永才ＮＥＷＰＥＮＥＴＲＡＴＩＯＮＯＦＮＩＣＯＴＩＮＥ１前言从烟叶中提取的含烟碱４０％（重量）的硫酸烟碱作为一种无残毒、不易产生抗药性的新型高效杀虫农药和重要的医药、化工原料，是国内外需求量较大的烟碱制品。利用液一液萃取方...
STUDY ON PERFORMING EXTRACTION OF EXTRACTION OF NICOTINE Lv Jianhua, Ji Yongcai NEWPENETRATIONOFNICOTINE1 INTRODUCTION The nicotine nicotine 40% (weight) extracted from tobacco leaves is a new type of high efficiency insecticidal pesticide and important medicine without residual toxicity and not easy to produce drug resistance. Chemical raw materials, domestic and international demand nicotine products. Liquid-liquid extraction using ...