用硼氢化钾作还原剂,将溶液中汞离子还原成汞的蒸气原子,用载气导入原子化器中,直接用冷原子荧光光谱法测定水样中痕量汞。
Employ potassium borohydride as reducer, reduce mercuric ion in liquor to Hg vapour, the Hg vapour is carried to atomization device by ar gas, determined by cold-atomic fluorescence.
硼氢化钠及修饰的硼氢化钠是一类重要的还原剂,能还原多种有机官能团。
Sodium borohydride and its modified compounds are important reductants capable of reducing a great number of organic functional groups.
采用硼氢化钠为还原剂,在温和的反应条件下,成功地进行了钯催化卤代噻吩的完全脱卤。
Under moderate reaction conditions, palladium-catalyzed complete hydrodehalogenation of halothiophenes has been achieved with NaBH4 as a reductant.
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