/* DATA DESCRIPTION: Citation: Ólafsson, Jón; Takahashi, Taro (2006): Hydrochemistry measured on water bottle samples at station B2/83_110 during the MRI-LDEO cooperative study. Marine Research Institute, Reykjavik / Iceland, PANGAEA, https://doi.org/10.1594/PANGAEA.400813 Related to: Chipman, D W; Marra, John; Takahashi, Taro (1993): Primary production at 47°N and 20°W in the North Atlantic Ocean: a comparison between the 14C incubation method and the mixed layer budget. Deep Sea Research Part II: Topical Studies in Oceanography, 40(1-2), 151-169, https://doi.org/10.1016/0967-0645(93)90011-B Grasshoff, Klaus (1970): A simultaneous multiple channel system for nutrient analysis in seawater with analog and digital data record. Technicon International Congress 1969, 11, 133-145 Murphy, Judith A; Riley, J P (1962): A modified single solution method for the determination of phosphate in natural waters. Analytica Chimica Acta, 27, 31-36, https://doi.org/10.1016/S0003-2670(00)88444-5 Takahashi, Taro; Ólafsson, Jón; Goddard, J G; Chipman, D W; Sutherland, Stewart C (1993): Seasonal variation of CO2 and nutrient salts over the high latitude oceans: A comparative study. Global Biogeochemical Cycles, 7(4), 843-878, https://doi.org/10.1029/93GB02263 Coverage: LATITUDE: 67.316700 * LONGITUDE: -17.983300 DATE/TIME START: 1983-03-16T09:00:00 * DATE/TIME END: 1983-03-16T09:00:00 MINIMUM DEPTH, water: 0 m * MAXIMUM DEPTH, water: 585 m Event(s): B2/83_110 (46BS1983-2_110) * LATITUDE: 67.316700 * LONGITUDE: -17.983300 * DATE/TIME: 1983-03-16T09:00:00 * ELEVATION: -845.0 m * LOCATION: North Atlantic * CAMPAIGN: B02/83 * BASIS: Bjarni Saemundsson * METHOD/DEVICE: CTD/Rosette (CTD-RO) Comment: For pCO2 measurements were about 0.5 liter of air equilibrated with sample. Sample volume 4. Nutrient samples are collected in 250 ml soft low density polyethylene acid washed bottles. They are kept refrigerated until analysis if it was not carried out soon after sampling. Otherwisee samples are stored at -20°C. Parameter(s): DEPTH, water [m] (Depth water) * GEOCODE Temperature, water [°C] (Temp) * PI: Ólafsson, Jón (jon@hafro.is) * METHOD/DEVICE: CTD Salinity (Sal) * PI: Ólafsson, Jón (jon@hafro.is) * METHOD/DEVICE: CTD Pressure, water [dbar] (Press) * PI: Ólafsson, Jón (jon@hafro.is) * METHOD/DEVICE: CTD Density, mass density [kg/m**3] (Density) * PI: Ólafsson, Jón (jon@hafro.is) * METHOD/DEVICE: Calculated Oxygen [µmol/l] (O2) * PI: Ólafsson, Jón (jon@hafro.is) Nitrate [µmol/l] ([NO3]-) * PI: Ólafsson, Jón (jon@hafro.is) Silicate [µmol/l] (Si(OH)4) * PI: Ólafsson, Jón (jon@hafro.is) Carbon dioxide, total [µmol/l] (TCO2) * PI: Ólafsson, Jón (jon@hafro.is) * METHOD/DEVICE: Coulometric titration (Knap et al., 1996, IOC Manuals and Guides 29, UNESCO) (URI: hdl:10013/epic.27912.d001) * COMMENT: Known volume loops; sample volume: 20-25 g Partial pressure of carbon dioxide (water) at sea surface temperature (wet air) [µatm] (pCO2water_SST_wet) * PI: Ólafsson, Jón (jon@hafro.is) * METHOD/DEVICE: Gas chromatography * COMMENT: Measured close to in situ temperature - theta normalized License: Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/) Size: 75 data points */ Depth water [m] Temp [°C] Sal Press [dbar] Density [kg/m**3] O2 [µmol/l] [NO3]- [µmol/l] Si(OH)4 [µmol/l] TCO2 [µmol/l] pCO2water_SST_wet [µatm] 0 -0.760 34.549 0.0 1027.778 363.52 12.04 6.32 2149.1 294.000 1 -0.760 1.0 2 -0.730 34.558 2.0 1027.784 20 -0.780 34.543 20.0 1027.774 12.54 7.22 50 -0.940 34.600 50.0 1027.827 372.01 12.54 6.52 75 -0.770 34.635 75.0 1027.848 100 -0.500 34.709 101.0 1027.896 367.99 12.64 7.02 147 -0.120 34.800 148.0 1027.951 196 0.050 34.851 197.0 1027.983 342.09 13.24 7.62 294 0.470 34.928 296.0 1028.021 385 0.100 34.907 388.0 1028.026 322.88 11.74 6.52 485 -0.190 34.930 488.0 1028.060 314.40 13.34 7.73 585 -0.320 34.912 589.0 1028.052 317.08 13.54 8.13