【摘要】 本文以如何提高利用吡啶-2,6-二羧酸体系荧光法测定稀土元素的灵敏度和选择性为前提,分别从络合物结构、介质条件,多元络合物及表面活性剂等,讨论了对稀土元素荧光测定的影响。更多还原

【Abstract】 In order to raise sensitivity and selectivity of fluorometry of rare earth elements by pyridine- 2,6- dicarboxylic acid (DPA), the paper discussed the effect of construction of the complexof ra- re earth ions with DPA,solvent,multi-complex formed and sul- factants on spectrofluorimetric determination of rare earth elements by DPA.更多还原