CAJ | 학술논문

根据GB/T5750.6-2006《生活饮用水标准检验方法金属指标》10.1中的二苯碳酰二肼分光光度法的规定，对二苯碳酰二肼分光光度法测定水中铬（六价）的实验条件进行了优化。优化后铬（六价）分析方法的相对标准偏差为3.12％，精密度和回收率满足国标的要求。
근거GB/T5750.6-2006《생활음용수표준검험방법금속지표》10.1중적이분탄선이정분광광도법적규정，대이분탄선이정분광광도법측정수중락（륙개）적실험조건진행료우화。우화후락（륙개）분석방법적상대표준편차위3.12％，정밀도화회수솔만족국표적요구。
The experimental conditions were optimized for determination of the Chromium (VI)in the water by the diphenylcarbazide spectrophotometric method,according to the relative regulations stated in Section 10.1 of Domes-tic Drinking Water Standard Testing Methods Metal Indexes (GB/T5750.6-2006).Its relative standard deviation was 3.12%,and the accuracy and recovery met the national requirements.