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. 2022 Oct 27;94(44):15440–15447. doi: 10.1021/acs.analchem.2c03422

Table 2. Reduced Ion Mobilities K0 in cm2/Vs of CWAs Measured in This Work and by Other Studiesa.

 
without dopant
NH3 doped
reference
this work WIS Sohn et al.25 manufacturer33 Yamaguchi et al.34 Yang et al.35 Seto et al.29 Satoh et al.14 Bocos-Bintintan et al.15
device mini-IMS RAID-1 RAID-1 RAID-1 SABRE 4000 GDA-2 custom device LCD 3.3 LCD 3.2E
sarin (GB) peak 1 1.688 (+) 1.69 (+) 1.68 (+) 1.62 (+)   1.68 (+)   1.56 (+)  
  peak 2 1.311 (+) 1.28 (+) 1.28 (+) 1.22 (+) 1.24 (+) 1.28 (+)   1.25 (+)  
tabun (GA) peak 1 1.563 (+) 1.54 (+) 1.58 (+) 1.51 (+)       1.44 (+)  
  peak 2 1.209 (+) 1.15 (+) 1.18 (+) 1.06 (+) 1.18 (+)     1.25 (+)  
  peak 3 2.491 (−) 2.45 (−) 3.09 (−) 2.44 (−)       2.39 (−)  
soman (GD) peak 1 1.486 (+) 1.86 (+)   1.51 (+)   1.81 (+)   1.35 (+)  
  peak 2 1.093 (+) 1.27 (+)   1.06 (+) 1.12 (+) 1.06 (+)   1.04 (+)  
cyclosarin (GF) peak 1 1.490 (+) 1.50 (+)           1.36 (+)  
  peak 2 1.103 (+) 1.07 (+)     1.13 (+)     1.04 (+)  
sulfur mustard (HD) peak 1 2.446 (−) 2.41 (−) 2.37 (−) 2.40 (−)     2.35 (−)    
  deak 2 1.587 (−) 1.56 (−) 1.56 (−) 1.55 (−)     1.58 (−) 1.47 (−)  
hydrogen cyanide (AC) peak 1 2.492 (−) 2.53 (−) 2.50 (−) 2.44 (−) 2.45(−)   2.47 (−) 2.33 (−) 2.38 (−)
chlorine (CL) peak 1 2.346 (−)       2.30 (−)   2.33 (−) 2.13 (−)  
  peak 2 2.007 (−)                
a

The ion polarity is given in brackets.K0 values of this work are determined based on 1000 averaged ion mobility spectra.