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本文详细地研究了以meso-四(4-三甲铵基苯基)卟啉为显色剂,正相流路双通道流动注射分光光度法测定镉的实验条件.方法具有快速、灵敏和选择性好等特点.测定镉的相对误差<±3%.
In this paper, the experimental conditions for the determination of cadmium with meso-tetrakis (4-trimethylammoniunophenyl) porphyrin as a color former and two-phase flow injection spectrophotometry in normal phase were studied in detail.The method was rapid, sensitive and selective Good, etc. Determination of relative error of cadmium <± 3%.