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Residual Nitrogen Time Table
| Group | Next Depth in Meters | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 12 | 15 | 18 | 21 | 24 | 27 | 30 | 33 | 36 | 39 | 42 | |
| A | 25 | 19 | 16 | 14 | 12 | 11 | 10 | 9 | 8 | 7 | 7 | 6 |
| B | 37 | 25 | 20 | 17 | 15 | 13 | 12 | 11 | 10 | 9 | 8 | 7 |
| C | 55 | 37 | 29 | 25 | 22 | 20 | 18 | 16 | 14 | 12 | 11 | 10 |
| D | 81 | 57 | 41 | 33 | 28 | 24 | 21 | 19 | 17 | 15 | 14 | 13 |
| E | 105 | 82 | 59 | 44 | 37 | 30 | 26 | 23 | 21 | 19 | 17 | 16 |
| F | 130 | 111 | 88 | 68 | 53 | 42 | 35 | 30 | 27 | 24 | 21 | 19 |
| G | 154 | 137 | 115 | 91 | 72 | 57 | 47 | 40 | 35 | 31 | 27 | 25 |
Trimix Dive Table, 2012, TFL Extended Range Diving and Trimix, V.0114, page 110