食品中亚硝酸盐含量分析方法

综述了近年来食品中亚硝酸盐(NO2-)含量的检测方法.对蔬菜、肉制品等食物中的NO2-检测中所用的先度法(盐酸萘乙二胺法、格里试剂比色法、催化光度法、紫外光度法)、色谱法、电化学法的测定原理及其适用范围等进行了比较分析,并对各种方法的优缺点作了评述.

Study on the nitrite's detective in foods

Abstract: The detection methods of nitrite (NO - 2 ) in food, especially in vegetables, meat and so on,was reviewed. The p rinci2 p le, measurement parameter and app lication fields of variousmethodswhich include Spectrophotometry (Hydrochloric acid naphthyle2 thylene diamine, Griess colorimetric, Catalytic Spectrophotometry and Ultraviolet spectrophotometricmethods) , Chromatography, Elec2 trochemicalmethod and so on, had been comparatively analyzed. Moreover, advantages and disadvantages of each method were com2 mented.