The mercury content in PVC resins produced by carbide method was determined by hydride atom fluorescence spectrum. This method had the characteristics of high recovery and good precision.
采用氢化物原子荧光光谱法测定了电石法生产PVC树脂中汞的含量，该方法回收率高，精密度好。
The analytical conditions for determination of mercury in rice by atom fluorescence spectrometry are optimized from the concentration of natrium borohydride and acid, linear range and recovery rate.
通过对硼氢化钠浓度、酸介质浓度、线性范围和回收率的探讨，优化了原子荧光光谱法测定大米中汞含量的测定条件。
Spanish red, cinnabar, mercury and mercury-series of products, containing material recovery smelting, Spanish red, cinnabar production and processing.
朱砂、辰砂、汞及汞系列产品、含汞物料回收冶炼、朱砂、辰砂生产加工。
Spanish red, cinnabar, mercury and mercury-series of products, containing material recovery smelting, Spanish red, cinnabar production and processing.
朱砂、辰砂、汞及汞系列产品、含汞物料回收冶炼、朱砂、辰砂生产加工。
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