Analytical Chemistry

(Chris Devlin) #1

Table 9.11 Extract from Beynon's tables of empirical formulae and isotope ratios


M + 1 M + 2 M + 1 M + 2


(^99 101)
C 2 HN 3 O 2 3.40 0.44 CHN 4 O 2 2.70 0.43
C 2 H 3 N 4 O 3.77 0.26 C 2 HN 2 O 3 3.06 0.64
C 3 HNO 3 3.76 0.65 C 2 H 3 N 3 O 2 3.43 0.45
C 3 H 3 N 2 O 2 4.13 0.47 C 2 H 5 N 4 O 3.81 0.26
C 3 H 5 N 3 O 4.51 0.28 C 3 HO 4 3.41 0.84
C 3 H 7 N 4 4.88 0.10 C 3 H 3 NO 3 3.79 0.65
C 4 H 3 O 3 4.49 0.68 C 3 H 5 N 2 O 2 4.16 0.47
C 4 H 5 NO 2 4.86 0.50 C 3 H 7 N 3 O 4.54 0.28
C 4 H 7 N 2 O 5.24 0.31 C 3 H 9 N 4 4.91 0.10
C 4 H 9 N 3 5.61 0.13 C 4 H 5 O 3 4.52 0.68
C 5 H 7 O 2 5.59 0.53 C 4 H 7 NO 2 4.89 0.50
C 5 H 9 NO 5.97 0.35 C 4 H 9 N 2 O 5.27 0.31
C 5 H 11 N 2 6.34 0.17 C 4 H 11 N 3 5.64 0.13
C 6 H 11 O 6.70 0.39 C 5 H 9 O 2 5.63 0.53
C 6 H 13 N 7.07 0.21 C 5 H 11 NO 6.00 0.35
C 7 HN 7.96 0.28 C 5 H 13 N 2 6.37 0.17
C 7 H 15 7.80 0.26 C 6 HN 2 7.26 0.23
C 8 H 3 8.69 0.33 C 6 H 13 O 6.73 0.39
C 6 H 15 N 7.11 0.22
(^100) C
7 HO
7.62 0.45
C 2 H 2 N 3 O 2 3.42 0.45 C 7 H 3 N 7.99 0.28
C 2 H 4 N 4 O 3.79 0.26 C 8 H 5 8.73 0.33
C 3 H 2 NO 3 3.77 0.65
C 3 H 4 N 2 O 2 4.15 0.47 (^102)
C 3 H 6 N 3 O 4.52 0.28 CH 2 N 4 O 2 2.72 0.43

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