新型氨合成催化剂稀土总量分析

Quantitative Determination of Rare Earths in a New Type Catalyst for Ammonia Synthesis

探讨了新型合成氨催化剂中稀土总量的测定方法。方法的测定线性范围为１０～５０μｇ／５０ｍＬ，灵敏度高，选择性及重现性好，简便快速，回收率９８．５％～１０２％。

The determination of amounts of rare earths in a new type catalyst for ammonic synthesis was in troduced The linear range of determination is 10～50μg/50mL The method has high sensitivity and reproducibility and selectivity. It is simple and rapid. The average recovery of samples is 98.5%～102% Satisfactory results were obtained.