The all factors influencing measurement uncertainty of Arsenic and Selenium in water by AFS were analyzed and evaluated as well as the uncertainty of measurement results.

• 全面分析原子荧光光谱法测定水和废水中砷和硒的影响因素,评估了各因素的不确定度以及原子荧光法测定水和废水中砷和硒的测量结果不确定度。