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Table T23. Concentration of nitrogen, oxygen, argon, and carbon monoxide in mud gas in Hole C0020A, analyzed during on-line mud-gas monitoring using GC-TCD.

Date
(2012)
Time
(h)
Concentration in mud gas (%)
Nitrogen Oxygen Argon Carbon
monoxide
15 Aug 2309 77.1 19.9 0.925 2.90E–03
21 Aug 2334 79.0 21.2 0.942  
26 Aug 1646 79.5 21.1 0.947  
27 Aug 1429 79.5 20.9 0.946 2.97E–03
2 Sep 0005 79.7 21.0 0.950 3.28E–03
5 Sep 1505 80.6 21.0 0.960 2.74E–03
5 Sep 1609 79.3 20.8 0.944 3.27E–03
7 Sep 2326 79.2 21.0 0.943  

Time was recorded in ship local time (UTC + 8 h).

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