The sodium in potassium carbonate, whose content is above 0.01%, is suitable to be determined by atomic absorption method at wave length 330.3 nm, D lamp deducting background and standard additions. 测量碳酸钾中钠元素,当钠质量分数在0.01%以上时,宜采用原子吸收法,选择吸收波长为330.3nm,氘灯扣背景,标准加入法来测定。
Determination of sodium in potassium carbonate by atomic absorption spectrometer 原子吸收光谱法分析碳酸钾中钠