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. 2020 Jan 4;10(1):2. doi: 10.3390/life10010002

Table 2.

Geochemical on-line measurements of the fluid in the Pyhäsalmi mine drill hole R-2247 before and after the microbiological sampling, and comparison to the previous report [37].

Measurement units 2016 Before 2016 After 2013 2014
EC mS/cm 102.6 102.9 103.3 1 102.0 1
pH 9.2 9.3 8.6 1 8.7 1
T °C 23.6 23.3 23.4 24.0
O2 mg/L 0.05 0.04 0.03 NM 2

1 Adapted from Miettinen et al. [37]; 2 NM: not measured.