HPLC combined with ICP-MS for the determination of trace amounts of rare earth impurities in high-purity La 2 O 3 by using 2-ethylhexyl hydrogen-2-ethylhexylphosphonate resin as a stationary phase

2000 ◽  
Vol 367 (3) ◽  
pp. 250-253 ◽  
Author(s):  
Shuai Qin ◽  
Zucheng Jiang ◽  
Bin Hu ◽  
Yongchao Qin ◽  
Shenghong Hu
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