Table 4 Prevalence of potential common isotopes and adducts signals in FT-ICR-MS data derived from analysis of extracts of various biological tissues.

C13

K41

M_Na

M_K

K_Na

Brachypodium leaf

7.25

2.18

1.97

3.11

3.52

Flounder liver

12.69

2.83

8.98

9.05

9.11

Human plasma

6.98

7.64

4.56

1.68

4.93

Human urine

6.99

4.99

6.85

7.7

28.25

Potato tuber (polar)

4.76

3.87

1.04

3.42

1.64

Potato tuber (non polar)

3.25

0.42

2.54

0.85

1.84