Table T12. Headspace (HS) gas concentrations, Site U1424.
Core, section, interval (cm) |
Top depth CSF-A (m) |
Sample type |
Sediment volume (cm3) |
CH4 (ppmv) measured |
CH4 (ppmv) normalized |
|---|---|---|---|---|---|
| 346-U1424A- | |||||
| 1H-2, 0–5 | 1.5 | HS | 3.60 | 0.00 | 0.00 |
| 3H-2, 0–5 | 17.8 | HS | 4.00 | 2.76 | 3.45 |
| 4H-2, 0–5 | 27.3 | HS | 3.60 | 2.63 | 3.65 |
| 5H-2, 0–5 | 36.8 | HS | 3.20 | 2.91 | 4.55 |
| 6H-2, 0–5 | 46.3 | HS | 3.20 | 3.26 | 5.09 |
| 7H-2, 0–5 | 55.8 | HS | 4.00 | 3.25 | 4.06 |
| 8H-2, 0–5 | 65.3 | HS | 3.40 | 2.13 | 3.13 |
| 9H-2, 0–5 | 74.8 | HS | 3.20 | 1.98 | 3.09 |
| 10H-2, 0–5 | 84.3 | HS | 3.20 | 2.02 | 3.16 |
| 11H-2, 0–5 | 93.8 | HS | 3.20 | 1.84 | 2.88 |
| 12H-2, 0–5 | 103.3 | HS | 4.00 | 1.96 | 2.45 |
| 13H-2, 0–5 | 112.8 | HS | 3.80 | 1.85 | 2.43 |
| 14H-2, 0–5 | 122.3 | HS | 4.80 | 1.90 | 1.98 |
| 15H-2, 0–5 | 131.8 | HS | 4.00 | 0.00 | 0.00 |
| 16H-2, 0–5 | 141.3 | HS | 2.00 | 0.00 | 0.00 |
| 17H-2, 0–5 | 150.8 | HS | 4.00 | 0.00 | 0.00 |
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