in choosing which isotopes to search.
| Isotope | Relative Atomic Mass |
Isotopic Composition |
Standard Atomic Weight |
Notes | ||||
|---|---|---|---|---|---|---|---|---|
 | ||||||||
| 6 | C | 12 | 12.0000000(00) | 0.9893(8) | [12.0096, 12.0116] | |||
| 13 | 13.003 354 835 07(23) | 0.0107(8) | ||||||
| 14 | 14.003 241 9884(40) | |||||||
| 7 | N | 14 | 14.003 074 004 43(20) | 0.996 36(20) | [14.006 43, 14.007 28] | |||
| 15 | 15.000 108 898 88(64) | 0.003 64(20) | ||||||
| 9 | F | 19 | 18.998 403 162 73(92) | 1 | 18.998 403 163(6) | |||
| ||||||||
