Wannicke, Nicola; Endres, Sonja; Engel, Anja; Grossart, Hans-Peter; Unger, Juliane; Voss, Maren (2012): (Table 1) Total carbon content, alkalinity, pH and pCO2 of the experimental carbonate system during time [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.792917, In supplement to: Wannicke, N et al. (2012): Response of Nodularia spumigena to pCO2 - Part 1: Growth, production and nitrogen cycling. Biogeosciences, 9(8), 2973-2988, https://doi.org/10.5194/bg-9-2973-2012
Always quote citation above when using data! You can download the citation in several formats below.
Project(s):
Coverage:
Date/Time Start: 2010-03-29T08:30:00 * Date/Time End: 2010-04-13T08:30:00
Comment:
Values are means and standard deviations of three replicates (except one replicate bottle of the 180 ppm treatment at day 9). Samples were taken between 08:00 and 09:00 LT, after daily aeration.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DATE/TIME | Date/Time | Geocode | |||
| 2 | Carbon dioxide, partial pressure | pCO2 | µatm | Wannicke, Nicola | target | |
| 3 | Incubation duration | Inc dur | days | Wannicke, Nicola | ||
| 4 | pH | pH | Wannicke, Nicola | pH meter KNICK Model 761 | total scale | |
| 5 | pH, standard deviation | pH std dev | ± | Wannicke, Nicola | pH meter KNICK Model 761 | |
| 6 | Carbon, total | TC | µmol/kg | Wannicke, Nicola | Colorimetry | |
| 7 | Carbon, total, standard deviation | TC std dev | ± | Wannicke, Nicola | Colorimetry | |
| 8 | Alkalinity, total | AT | µmol/kg | Wannicke, Nicola | Calculated using CO2SYS | |
| 9 | Alkalinity, total, standard deviation | AT std dev | ± | Wannicke, Nicola | Calculated using CO2SYS | |
| 10 | Carbon dioxide, partial pressure | pCO2 | µatm | Wannicke, Nicola | Calculated using CO2SYS | in seawater |
| 11 | Carbon dioxide, partial pressure, standard deviation | pCO2 std dev | ± | Wannicke, Nicola | Calculated using CO2SYS |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
120 data points
Data
| 1 Date/Time | 2 pCO2 [µatm] (target) | 3 Inc dur [days] | 4 pH (total scale, pH meter KNICK M...) | 5 pH std dev [±] (pH meter KNICK Model 761) | 6 TC [µmol/kg] (Colorimetry) | 7 TC std dev [±] (Colorimetry) | 8 AT [µmol/kg] (Calculated using CO2SYS) | 9 AT std dev [±] (Calculated using CO2SYS) | 10 pCO2 [µatm] (in seawater, Calculated using...) | 11 pCO2 std dev [±] (Calculated using CO2SYS) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2010-03-29 | 180 | 0 | 8.02 | 0.02 | 1651.9 | 8.9 | 1724.2 | 6.4 | 472.9 | 29.9 |
| 2010-03-29 | 380 | 0 | 7.95 | 0.01 | 1656.8 | 3.6 | 1713.4 | 2.8 | 561.0 | 8.7 |
| 2010-03-29 | 780 | 0 | 7.93 | 0.03 | 1676.7 | 2.7 | 1730.3 | 2.6 | 590.7 | 35.3 |
| 2010-04-01 | 180 | 3 | 8.16 | 0.03 | 1607.4 | 10.2 | 1709.7 | 3.2 | 330.1 | 26.3 |
| 2010-04-01 | 380 | 3 | 8.09 | 0.03 | 1617.5 | 11.4 | 1703.5 | 3.5 | 388.8 | 36.0 |
| 2010-04-01 | 780 | 3 | 7.94 | 0.02 | 1667.9 | 1.9 | 1720.5 | 5.1 | 576.8 | 23.3 |
| 2010-04-07 | 180 | 9 | 8.22 | 0.04 | 1570.4 | 14.6 | 1690.8 | 5.0 | 276.7 | 27.1 |
| 2010-04-07 | 380 | 9 | 8.18 | 0.03 | 1581.1 | 2.8 | 1690.9 | 5.9 | 305.3 | 20.3 |
| 2010-04-07 | 780 | 9 | 8.07 | 0.02 | 1620.7 | 5.3 | 1702.3 | 3.8 | 412.2 | 16.9 |
| 2010-04-13 | 180 | 15 | 8.20 | 0.04 | 1568.0 | 11.4 | 1683.3 | 22.6 | 291.8 | 29.3 |
| 2010-04-13 | 380 | 15 | 8.14 | 0.01 | 1595.9 | 4.9 | 1696.7 | 2.0 | 339.6 | 12.5 |
| 2010-04-13 | 780 | 15 | 8.03 | 0.06 | 1626.9 | 21.1 | 1702.2 | 6.7 | 452.9 | 82.2 |