202006chaseg0journalOriginalChamorro, C. R.Segovia, J. J.Martin, M. C.Villamanan, M. A.Estela-Uribe, J. F.[J. F.]Trusler, J. P. M.[J. P. M.]J. Chem. Thermodyn.20062006-07-10Measurement of the (pressure, density, temperature) relation of two (methane + nitrogen) gas mixtures at temperatures between 240 and 400 K and pressures up to 20 MPa using an accurate single-sinker densimeterdensity measurements(proT) datamethane mixturesnatural gassingle-sinker densimeter38916-9221nitrogenN21Commercial source199.9995Stated by supplier2None used2methaneCH41Commercial source199.9955Stated by supplier2None used11Principal objective of the workJCEJCE6/30/20061Mass density, kg/m3Buoyancy - hydrostatic balance with magnetic suspension - one sinkerLiquidDirect value, X1Author95AuthorStandard deviation of a single value (unbiased)Liquid1Temperature, K1Author952Pressure, kPa1Author951249.959622007.646127.4619171.0041192865.00211249.999622008.646127.4710371.0041206545.00211249.999624994.56169.4685671.010420284.00211249.96625023.946169.898371.010484745.00211249.959625024.186169.9018571.0104852775.00211249.9586210070.561141.612171.021241815.00211249.9616215267.261211.548371.031732245.00211249.966215269.661211.578671.03173679.00211249.96621527061211.588171.031738215.00211249.9616219857.161266.560771.039984105.00211274.967622011.646124.837171.003725565.00211274.9686210066.261125.014271.01875213.00211274.9666210066.361125.015771.018752355.00211274.9696219871.161235.318671.03529779.00211274.968621987561235.35871.0353037.00211299.9756224576127.6836971.0041525535.00211299.974622457.076127.6843771.0041526555.00211299.97624925.586155.5145471.008327181.00211299.972624925.736155.5158271.008327373.00211299.9716210974.361122.253171.018337965.00211299.9726210974.461122.252971.018337935.00211299.9716213854.761152.559671.02288394.00211299.9736213854.961152.560771.022884105.00211299.9736216780.161181.981771.027297255.00211299.9826216787.661182.050471.02730756.00211399.996622408.436120.1395371.0030209295.00211399.995622781.236123.2317471.003484761.00211399.996624803.726139.8429571.0059764425.00211399.997627435.46161.0376471.009155646.00211399.9976210100.56181.9663271.012294948.00211399.9946210100.76181.9700671.012295509.00211399.9886214807.161117.440971.017616135.00211399.996217249.661135.042971.020256435.00211399.9966219952.761153.852971.023077935.00211399.9986219958.961153.89971.02308485.00212111Principal objective of the workJCEJCE6/30/20061Mass density, kg/m3Buoyancy - hydrostatic balance with magnetic suspension - one sinkerGasDirect value, X1Author95AuthorStandard deviation of a single value (unbiased)Gas1Mole fraction2Gas2Temperature, K1Author953Pressure, kPa1Author951.8998452240.004632107.476119.590861.00293862.00211.8998452240.003632107.476119.590461.00293856.00211.8998452240.004634055.526140.628361.006094245.00211.8998452240.016636035.636165.652761.009847905.00211.8998452240.013638026.286194.959161.014243865.00211.8998452240.0126310028.561127.62661.0191439.00211.8998452240.0086310028.661127.63361.01914495.00211.8998452240.008631209061160.98261.0241473.00211.8998452240.0056313510.661181.64861.0272472.00211.8998452240.0066315025.661200.79861.0301197.00211.8998452249.996631972.236117.349361.002602395.00211.8998452249.993632003.386117.640961.002646135.00211.8998452249.997632229.016119.763261.00296448.00211.8998452249.992633994.076137.483361.005622495.00211.8998452249.993633994.26137.483761.005622555.00211.8998452249.991636005.826160.289961.009043485.00211.8998452249.993638074.656186.780961.013017135.00211.8998452249.993638074.946186.784661.01301769.00211.8998452249.991638075.086186.786261.01301793.00211.8998452249.9936310119.761115.361.017295.00211.8998452249.996631276261152.2861.022842.00211.8998452249.996631276261152.28261.0228423.00211.8998452249.9936312762.661152.29461.0228441.00211.8998452249.9976315167.861182.26461.0273396.00211.8998452249.9996318609.161216.30361.03244545.00211.8998452274.997632005.086115.768861.00236532.00211.8998452274.989632211.026117.464561.002619675.00211.8998452274.996634053.856133.295161.004994265.00211.8998452274.994636055.356151.852561.007777875.00211.8998452274.997636055.396151.852361.007777845.00211.8998452275.002638023.186171.38461.0107076.00211.8998452274.9996310028.26192.287961.013843185.00211.8998452274.9986311444.461107.35561.01610325.00211.8998452274.9976313321.561127.15661.0190734.00211.8998452274.9946315090.961145.15161.02177265.00211.8998452274.9946316804.761161.53361.02422995.00211.8998452274.9946316805.161161.53661.0242304.00211.8998452274.9936317724.561169.81661.0254724.00211.8998452274.9946317725.561169.82361.02547345.00211.8998452299.99963899.61516.3025761.0009453855.00211.8998452299.998632023.036114.412661.00216189.00211.8998452299.997632023.146114.413661.00216204.00211.8998452299.999632766.276119.924861.00298872.00211.8998452299.998634003.286129.352361.004402845.00211.8998452299.999634948.936136.765661.00551484.00211.8998452299.999635998.676145.198161.006779715.00211.8998452299.998635998.946145.200461.00678006.00211.8998452299.999636954.266153.035361.007955295.00211.8998452299.999638009.156161.85561.00927825.00211.8998452300638009.696161.859261.00927888.00211.8998452299.996639029.576170.513361.010576995.00211.8998452299.996639029.616170.513661.01057704.00211.8998452299.997639029.996170.515861.01057737.00211.8998452299.99963100506179.270461.01189056.00211.8998452299.9956311033.76187.759661.01316394.00211.8998452299.9996312062.96196.644161.014496615.00211.8998452299.99863120646196.656261.01449843.00211.8998452300.0046312995.661104.67361.01570095.00211.8998452299.9926313043.161105.07261.0157608.00211.8998452299.9996314009.961113.31961.01699785.00211.89984523006314011.861113.33561.01700025.00211.8998452299.9926315057.961122.11261.0183168.00211.8998452299.996315057.961122.11461.0183171.00211.8998452299.9966316021.161130.05761.01950855.00211.8998452299.9966316022.761130.07161.01951065.00211.8998452299.9936317100.761138.71761.02080755.00211.8998452299.994631710161138.7261.020808.00211.8998452299.9986317936.361145.26861.0217902.00211.8998452299.9966317939.461145.29261.0217938.00211.8998452299.9946319357.461155.9761.0233955.00211.8998452299.9946319358.161155.97561.02339625.00211.8998452299.9976320071.461161.17361.02417595.00211.8998452299.9976320073.661161.1961.0241785.00211.8998452350.003631986.376111.947861.00179217.00211.8998452350.001631986.56111.948561.001792275.00211.8998452350.002633975.196124.239361.003635895.00211.8998452350.002635966.216136.815161.005522265.00211.8998452350.003638018.686149.987161.007498065.00211.8998452350.0016310025.76162.97561.00944625.00211.8998452350.0026312031.86175.952461.01139286.00211.8998452350.0036312032.66175.953961.011393085.00211.8998452350.0026313967.46188.367961.013255185.00211.8998452350.0026313968.56188.37361.01325595.00211.8998452350.0016316066.161101.59161.01523865.00211.8998452350.0036316067.661101.60161.01524015.00211.8998452350.0046316069.761101.61361.01524195.00211.8998452350.0046316189.261102.3661.015354.00211.8998452350.0026318023.661113.60661.0170409.00211.8998452350.0026318024.161113.60661.0170409.00211.8998452350.0016319983.261125.24461.0187866.00211.8998452350.0056319983.961125.24461.0187866.00211.8998452400.006632027.736110.586161.001587915.00211.8998452400.006634038.886121.207861.00318117.00211.8998452400.006634040.236121.213361.003181995.00211.8998452400.004635986.116131.565461.00473481.00211.8998452400.004638029.236142.467261.00637008.00211.8998452400.006638029.396142.464161.006369615.00211.8998452400.0066310034.76153.146861.00797202.00211.8998452400.0066310034.76153.147461.00797211.00211.8998452400.0046312023.16163.665161.009549765.00211.8998452400.008631402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