Ultra-trace determination of the 135Cs/137Cs isotopic ratio by thermal ionization mass spectrometry with application to Fukushima marine sediment samples

2019 ◽  
Vol 34 (2) ◽  
pp. 301-309 ◽  
Author(s):  
Wenting Bu ◽  
Lei Tang ◽  
Xuemei Liu ◽  
Zhongtang Wang ◽  
Miho Fukuda ◽  
...  

A new method was developed for determination of the 135Cs/137Cs isotopic ratio at the femtogram level in environmental samples.

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