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以 EDTA为显色剂 ,用分光光度法测定锡钴镀液中的钴。结果表明 ,方法简便、快速 ,分析准确度和精密度好。
Using EDTA as chromogenic reagent, the cobalt in tin - cobalt bath was determined by spectrophotometry. The results show that the method is simple, rapid, accurate and accurate.