本方法适用于锂辉石、锂云母精矿中氧化铷和氧化铯的测定。测定范围:氧化铷含量0.50～3.00％,,氧化铯含量0.10～1.20％。本标准遵守GB1467——78《冶金产品化学分析方法标准的总则及一般规定》。一、分析方法 1、方法提要试样用氢氟酸——硫酸分解,加入一定量的硫酸钾作为消电离剂,在硫酸介质中,于原子吸收分光光度计波长780.0nm,以空气——乙炔贫燃性火焰分别进行氧化铷和氧 The method is suitable for the determination of rubidium oxide and cesium oxide in spodumene and lepidolite concentrates. Measuring range: rubidium oxide content of 0.50 ~ 3.00%, cesium oxide content of 0.10 to 1.20%. This standard complies with GB1467--78 “General Rules and Regulations for Chemical Analysis Methods of Metallurgical Products”. First, the analytical method 1, the method summary Sample hydrofluoric acid - sulfuric acid decomposition, adding a certain amount of potassium sulfate as deionizing agent in a sulfuric acid medium, atomic absorption spectrophotometer wavelength 780.0nm, air - acetylene Lean flames are oxidized with rubidium and oxygen, respectively