Isotopic abundance of Spin 1/2 NMR nuclei:
| Nucleus
|
%Abundance
|
| 1H
|
100
|
| 3He
|
0.00013
|
| 13C
|
1.11
|
| 15N
|
0.365
|
| 19F
|
100
|
| 29Si
|
4.7
|
| 31P
|
100
|
| 57Fe
|
2.19
|
| 77Se
|
5.12
|
| 89Y
|
100
|
| 103Rh
|
100
|
| 107Ag
|
51.8
|
| 109Ag
|
48.2
|
| 111Cd
|
12.8
|
| 113Cd
|
12.3
|
| 117Sn
|
7.61
|
| 119Sn
|
8.58
|
| 115Sn
|
0.35
|
| 123Te
|
0.87
|
| 125Te
|
6.99
|
| 129Xe
|
26.4
|
| 169Tm
|
100
|
| 171Yb
|
14.3
|
| 183W
|
14.4
|
| 187Os
|
1.64
|
| 195Pt
|
34
|
| 199Hg
|
16.8
|
| 205Ti
|
70.5
|
| 203Ti
|
29.5
|
| 207Pb
|
22.6
|
Abundances for other nuclei