Determination of Useful Selenium in KCl by Hydride Generation-Atomic Fluorescence Spectrometry after Coprecipitation with Lanthanum Hydroxide;

• 氢氧化镧作为共沉淀剂,沉淀用盐酸溶解,氢化物-原子荧光光谱法测定钾肥中的有效硒。