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本法原理:空气中的二氧化氮与二(二乙基二硫代甲氨酸)铜(Ⅱ)的甲苯溶液(吸收液)定量反应,生成混合配位体络合物,在437nm处测初始吸收液吸光度进行定量。试剂: (1) 二乙基二硫代甲氨酸铜(Ⅱ)[简写Cu(dtc)_2]:用二乙基二硫代甲氨酸钠与氯化铜
Principle of this Law: Quantitative reaction of nitrogen dioxide in the air with toluene solution (absorption liquid) of bis (diethyldithiocarbamic acid) copper (II) to form a mixed ligand complex measured at 437 nm The absorbance of the initial absorbance was quantified. Reagents: (1) Copper diethyldithiocarbamate (II) [abbreviated Cu (dtc) 2]: Sodium diethyldithiocarbamate and copper chloride