/* DATA DESCRIPTION: Citation: Ólafsson, Jón; Takahashi, Taro (2006): Hydrochemistry measured on water bottle samples at station B1/87_1 during the MRI-LDEO cooperative study. Marine Research Institute, Reykjavik / Iceland, PANGAEA, https://doi.org/10.1594/PANGAEA.400810 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: 62.983300 * LONGITUDE: -21.483300 DATE/TIME START: 1987-01-15T11:00:00 * DATE/TIME END: 1987-01-15T11:00:00 MINIMUM DEPTH, water: 0 m * MAXIMUM DEPTH, water: 920 m Event(s): B01/87-1 (46BS1987-1_1) * LATITUDE: 62.983300 * LONGITUDE: -21.483300 * DATE/TIME: 1987-01-15T11:00:00 * ELEVATION: -1004.0 m * LOCATION: North Atlantic * CAMPAIGN: B01/87 * 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) Phosphate [µmol/l] ([PO4]3-) * 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: 130 data points */ Depth water [m] Temp [°C] Sal Press [dbar] Density [kg/m**3] O2 [µmol/l] [PO4]3- [µmol/l] [NO3]- [µmol/l] Si(OH)4 [µmol/l] TCO2 [µmol/l] pCO2water_SST_wet [µatm] 0 7.290 35.160 0.0 1027.504 271.53 0.89 14.84 7.32 2182.4 350.000 5 7.290 35.162 5.0 1027.506 272.87 0.87 13.94 6.92 10 7.280 35.161 10.0 1027.506 275.99 0.88 14.74 7.22 20 7.280 35.160 20.0 1027.506 281.35 0.88 14.64 7.22 30 7.300 35.162 30.0 1027.504 281.35 0.88 14.74 7.42 50 7.300 35.162 50.0 1027.504 283.14 0.87 14.84 7.32 75 7.290 35.159 75.0 1027.503 284.92 0.96 13.84 6.92 100 7.290 35.160 101.0 1027.504 284.48 0.95 14.64 7.22 150 7.300 35.162 151.0 1027.504 280.01 0.98 14.64 7.42 200 7.300 35.166 201.0 1027.507 284.48 0.87 13.94 7.02 300 7.310 35.175 302.0 1027.513 286.26 0.89 14.34 7.22 400 7.320 35.167 403.0 1027.505 283.58 0.87 14.54 7.32 500 7.290 35.161 504.0 1027.505 282.69 0.90 14.44 7.42 600 7.190 35.155 604.0 1027.514 278.22 0.91 15.14 7.92 780 6.360 35.113 786.0 1027.595 261.70 1.08 17.75 10.43 920 5.400 35.080 927.0 1027.691 261.25 1.07 17.65 10.43