常用气体密度表
液体密度表，气体密度表
气体的密度 （单位：103 千克/米 3）
名称
0℃，标准大气压 下，密度
液态时密度
温度℃
密度
氢
0. 00009
－252. 8
0. 0708
氦
0. 00018
－268. 9
0. 126
氖
0. 00090
－245. 9
1. 204
氮
0. 00125
－195. 8
0. 805
氧
0. 00143
－183
1. 14
氟
0. 001696
－181
1. 11
氩
0. 00178
－185. 7
1. 402
臭氧（O3）
0. 00214
－183
1. 71
氨
0. 00077
－34. 1
1. 557
氪
0. 00374
－153. 0
2. 155
氙
0. 00589
－109
3. 06
氡
0. 00973
－62
4. 4
名称
0℃，标准大气 压，密度
液体密度表，气体密度表
液体的密度（单位：103 千克/米 3，未注明者为常温下）
名称
密度
名称
汽油
0. 70
氨水
乙醚
0. 71
海水
石油
0. 76
牛奶
酒精
0. 79
醋酸
木精（0℃）
0. 80
人血
煤油
0. 80
盐酸（40％）
松节油
0. 855
无水甘油（0℃）
苯
0. 88
二硫化碳（0℃）
常用气体的基本物理化学参数
常用气体的基本物理化学参数1.氧气（O2）- 分子量：32 g/mol-密度：1.429g/L-沸点：-183°C-熔点：-218.8°C-溶解度：在水中溶解度较低，随温度的升高而降低-导电性：非电解质- 热容：21 J/(mol·K)2.二氧化碳（CO2）- 分子量：44 g/mol-密度：1.977g/L-沸点：-78.5°C-熔点：-57°C-溶解度：在水中溶解度较高，随温度升高而降低-导电性：非电解质- 热容：37 J/(mol·K)3.氮气（N2）- 分子量：28 g/mol-密度：1.165g/L-沸点：-195.8°C-熔点：-210°C-溶解度：在水中溶解度较低-导电性：非电解质- 热容：29 J/(mol·K)4.氢气（H2）- 分子量：2 g/mol-密度：0.09g/L-沸点：-252.8°C-熔点：-259.2°C-溶解度：在水中溶解度较低-导电性：非电解质- 热容：14 J/(mol·K)5.氨气（NH3）- 分子量：17 g/mol-密度：0.73g/L-沸点：-33.34°C-熔点：-77.73°C-溶解度：在水中溶解度较高-导电性：能部分电离为电解质- 热容：35 J/(mol·K)6.甲烷（CH4）- 分子量：16 g/mol-密度：0.66g/L-沸点：-161.5°C-熔点：-182.5°C-溶解度：在水中溶解度较低-导电性：非电解质- 热容：35 J/(mol·K)以上只是一些常见气体的基本物理化学参数，不同的气体在不同的条件下，这些参数可能会有所变化。
这些参数在化学工业和实验室研究中非常重要，对于研究气体的性质和反应有着重要的指导作用。
饱和及过热蒸汽和常用气体密度表
一、饱和蒸汽密度表饱和蒸汽密度表(单位：密度─ρ=Kg/m3；压力─P=MPa；温度─t=℃)0 1 2温度 （）℃压力( P )密度( ρ ) 压力( P )密度( ρ )压力( P )密度( ρ )100 0.1013 0.5977 0.1050 0.6180 0.1088 0.6388 110 0.1433 0.8265 0.1481 0.8528 0.1532 0.8798 120 0.1985 1.122 0.2049 1.155 0.2114 1.190 130 0.2701 1.497 0.2783 1.539 0.2867 1.583 140 0.3614 1.967 0.3718 2.019 0.3823 2.073 150 0.4760 2.548 0.4888 2.613 0.5021 2.679 160 0.6181 3.260 0.6339 3.339 0.6502 3.420 170 0.7920 4.123 0.8114 4.218 0.8310 4.316 180 1.0027 5.160 1.0259 5.274 1.0496 5.391 190 1.2551 6.397 1.2829 6.532 1.3111 6.671 200 1.5548 7.864 1.5876 8.025 1.6210 8.188 210 1.9077 9.593 1.9462 9.782 1.9852 9.974 220 2.3198 11.62 2.3645 11.84 2.4098 12.07 230 2.7975 14.00 2.8491 14.25 2.9010 14.52 240 3.3477 16.76 3.4070 17.06 3.4670 17.373 4 5温度（）℃ 压力(P) 密度(ρ) 压力(P) 密度(ρ) 压力(P) 密度(ρ) 100 0.1127 0.6601 0.1167 0.6952 0.1208 0.7105 110 0.1583 0.9075 0.1636 0.9359 0.1691 0.9650 120 0.2182 1.225 0.2250 1.261 0.2321 1.298 130 0.2953 1.627 0.3041 1.672 0.3130 1.719 140 0.3931 2.129 0.4042 2.185 0.4155 2.242 150 0.5155 2.747 0.5292 2.816 0.5433 2.886 160 0.6666 3.502 0.6835 3.586 0.7008 3.671 170 0.8511 4.415 0.8716 4.515 0.8924 4.618 180 1.0737 5.509 1.0983 5.629 1.1233 5.752 190 1.3397 6.812 1.3690 6.955 1.3987 7.100 200 1.6548 8.354 1.6892 8.522 1.7242 8.694 210 2.0248 10.17 2.0650 10.37 2.1059 10.57 220 2.4559 12.30 2.5026 12.53 2.5500 12.76 230 2.9546 14.78 3.0085 15.05 3.0631 15.33 240 3.5279 17.68 3.5897 17.99 3.6522 18.316 7 8 9温度℃ 压力(P) 密度(ρ) 压力(P) 密度(ρ) 压力(P) 密度(ρ) 压力(P) 密度(ρ) 100 0.1250 0.7277 0.1294 0.7515 0.1339 0.7758 0.1385 0.8008 110 0.1746 0.9948 0.1804 1.025 0.1863 1.057 0.1923 1.089 120 0.2393 1.336 0.2467 1.375 0.2543 1.415 0.2621 1.455 130 0.3222 1.766 0.3317 1.815 0.3414 1.864 0.3513 1.915 140 0.4271 2.301 0.4389 2.361 0.4510 2.422 0.4633 2.484 150 0.5577 2.958 0.5723 3.032 0.5872 3.106 0.6025 3.182 160 0.7183 3.758 0.7362 3.847 0.7544 3.937 0.7730 4.029 170 0.9137 4.723 0.9353 4.829 0.9573 4.937 0.9797 5.048 180 1.1487 5.877 1.1746 6.003 1.2010 6.312 1.2278 6.264 190 1.4289 7.248 1.4596 7.398 1.4909 7.551 1.5225 7.706 200 1.7597 8.868 1.7959 9.045 1.8326 9.225 1.8699 9.408 210 2.1474 10.77 2.1896 10.98 2.2323 11.19 2.2757 11.41 220 2.5981 13.00 2.6469 13.24 2.6963 13.49 2.7466 13.74 230 3.1185 15.61 3.1746 15.89 3.2316 16.18 3.2892 16.47 240 3.7155 18.64 3.7797 18.97 3.8448 19.30 3.9107 19.64二、过热蒸汽密度表过热蒸汽密度表(单位：ρ=Kg/m3)t（℃）PMPa 150 170 190 210 230 250 270 2900.10 0.15 0.20 0.25 0.30 0.40 0.500.801.10 1.401.702.002.503.003.504.004.505.006.007.008.009.0010.0 12.5 15.0 17.520.021.50.51640.77811.04231.30891.57832.12372.66584.39666.13137.87859.846411.629515.189018.416822.700827.16430.385235.424343.895456.720165.471384.5457108.6250158.3464206.4175250.3934327.8165384.66470.49250.74120.99181.24441.49902.01412.53804.16765.83327.51639.368811.098514.451617.570921.571325.747028.916333.629341.747553.699162.180079.8261102.0289148.7516194.4276236.6910309.9521363.29750.47070.70790.94661.18691.42871.91662.41213.93725.53427.15409.247310.567613.715016.724320.442724.330327.447531.834239.598850.678058.888375.106195.4346139.1578182.4477222.8603291.2953341.90270.45070.67770.90561.13491.36531.82972.29973.74005.23566.79138.413010.036612.977615.877619.313122.912925.978430.038437.450847.656155.596870.386388.8412129.5629170.4577209.1592273.4409320.54550.43230.65000.86841.08491.30791.75132.19923.56554.97196.42887.93529.505412.240615.036718.226621.495424.509628.243335.302044.635252.306165.666582.2486119.9781158.4766195.4568255.5786299.18800.41560.62460.83421.04451.25401.65272.10813.41104.74596.11477.52198.974411.503614.184217.053020.077823.040726.448333.154141.613349.014560.946575.6543110.3842146.4967181.6261236.9217277.79310.40010.60100.80271.00481.20771.61522.02553.27184.54455.84377.17138.535010.879413.337715.924318.660321.571724.653231.006238.592245.723156.22065.769995.7769127.6820163.4280219.0574256.42600.38570.57950.77360.96821.16341.55541.94953.14534.36125.60066.86078.144710.350012.635915.016317.499720.102822.858028.857435.570442.431651.507762.467691.1964122.5268154.2312201.2031235.0688过热蒸汽密度表一t（℃）PMPa 310 330 350 370 390 410 430 4500.10 0.15 0.20 0.25 0.30 0.40 0.500.801.10 1.401.702.002.503.003.504.004.505.006.007.008.009.0010.0 12.5 15.0 17.520.021.50.37240.55940.74650.93431.12241.50001.88023.02834.19435.37946.58157.80619.888811.997914.256516.552718.933321.422126.709132.548839.139946.787759.664881.6034110.5369140.3919182.5462213.67390.36000.54040.72140.90271.08441.47011.81472.92154.04195.17776.33097.49559.480611.514313.850115.74917.960820.250825.050230.223135.848542.068049.280272.010598.5531126.6895174.3185192.31640.34840.52300.69800.87321.04881.40101.75452.82273.90304.99456.09987.21869.113911.049413.028615.053917.127919.262723.700628.403733.417938.808344.756062.417886.5688116.3142166.0907171.86510.33750.50660.67590.84561.01561.35631.69832.73053.77224.82605.77796.96198.780210.630812.616214.439216.401818.410822.557029.903531.482536.321741.527456.149674.5840100.8176137.7965150.00740.32720.49120.65530.81980.98451.31441.64562.64403.65124.66735.69366.72608.475010.249312.052813.886215.752717.656521.562925.633029.869834.304439.000651.821266.834185.3228108.5430128.16140.31760.47670.63600.79550.95521.27531.59612.56353.53844.52205.51206.51178.19389.900011.630813.307714.757916.982720.690024.522428.496932.294736.934448.501561.553076.618594.4945106.63600.30860.46310.61780.77260.92771.23771.54982.48843.43354.38575.34416.30907.93329.577511.242512.999114.667916.371919.906223.402127.291331.159335.168445.802357.513770.571185.327695.13660.29980.45020.60050.75070.89891.20351.50602.41713.33454.25755.18636.12037.68989.281610.884212.508714.150715.813919.198122.663526.017029.873333.644743.543154.249765.933178.775987.0939过热蒸汽密度表二t（℃）PMPa 470 490 510 530 550 570 5900.10 0.15 0.20 0.25 0.30 0.40 0.500.801.10 1.401.702.002.503.003.504.004.505.006.007.008.009.0010.0 12.5 15.0 17.520.021.5 0.29190.43810.58420.73160.88561.17081.46482.35003.24024.34965.03745.94197.46328.999110.551212.183513.700915.301718.549521.867525.264028.463732.300241.588451.526562.180773.685881.01840.28420.42700.56880.71130.85401.13961.42582.28693.15294.22914.89725.77607.25118.738810.240211.754813.282214.824917.951821.137324.386427.697131.086339.856949.138159.005069.519676.16210.27690.41560.55410.69250.83201.11021.38882.22743.06903.91574.76655.62047.05158.49459.949911.416912.895014.385917.402920.469923.590526.767630.011638.353747.124956.342766.060272.13760.27000.40520.54030.67570.81081.08211.35372.17002.99023.81434.64085.47256.86378.26579.677611.099412.531513.974916.891219.850622.857325.906829.016436.993645.308753.987563.067468.71080.26340.39530.52710.65910.79131.05561.32042.11642.91503.71834.52305.33226.68588.04869.419710.800312.189413.588516.411919.274522.174225.112428.100035.741443.668051.898560.449365.73700.25710.38580.51460.75580.77241.03031.28872.06502.84493.62714.41165.19896.51777.84379.177710.519111.868313.226715.965718.735021.540024.377127.255734.607242.193650.023758.125363.11320.25120.37680.50260.62840.75401.00621.25852.01682.77743.54014.30565.07456.35827.64988.948010.253311.565012.885015.544018.231420.950023.694926.473833.554140.834948.326956.040260.7719过热蒸汽密度表三三、常用气体密度表常用气体密度表气体名称 0℃760mmHg(Kg/m3)20℃ 760mmHg(Kg/m3)气体名称0℃760mmHg(Kg/m3)20℃ 760mmHg(Kg/m3)干空气 1.2928 1.205 乙炔 1.1717 1.091 氮 1.2506 1.165 甲烷 0.7167 0.668 氢 0.08988 0.084 乙烷 1.3567 1.263 氧 1.4289 1.331 丙烷 2.005 1.867 氯 3.214 3.00 乙烯 1.2604 1.174 氨 0.771 0.719 丙烯 1.914 1.784一氧化碳 1.2504 1.165 天然气 根据组份确定根据组份确定 二氧化碳 1.977 1.842 煤气 根据组份确定根据组份确定。
气体各种参数表
0.9100
0.8701
0.8374
0.8142
0.8061
0.8540
250
0.9992
0.9957
0.9911
0.9822
0.9671
0.9549
0.9463
0.9411
0.9450
0.9713
300
0.9999
0.9987
0.9974
0.9950
0.9917
0.9901
0.9903
1.15*
225.45
364.85
4.611
232.7
0.275
0.1477
丁烯-1
C4H8
56.108
2.3326
1.9373
0.972
1.11*
266.85
419.53
4.023
233.4
0.277
0.1874
顺丁烯-2
C4H8
56.108
2.3327
1.9373
0.969
1.1214*
276.85
31.9988
1.3302
1.1048
0.9993
1.397*
90.17
154.78
5.043
426.2
0.288
0.025
氦
He
4.0026
0.1664
0.1382
1.0005
1.66
4.215
5.19
0.227
69.9
0.301
－0.365
氢
H2
2.0159
0.0838
0.0696
1.0006
各种气体的密度
1.0 1.1 1.2 1.3
179.9 184.1 187.9 191.6
5.1451 5.6367 6.125 6.6143
2.3 2.4 2.5
219.5 221.8 223.9
11.521 12.016 12.511
常用气体密度表
气体的密度 （单位：10 千克/米 3） 名称 氢 氦 氖 氮 氧 氟 氩 臭氧（O3） 氨 氪 氙 氡 名称 煤气 溴 甲烷 乙炔 0℃，标准大 气压下， 密度 0.00009 0.00018 0.00090 0.00125 0.00143 0.001696 0.00178 0.00214 0.00077 0.00374 0.00589 0.00973 0℃，标准大 气压，密度 0.00060 0.00714 0.00078 0.00117 液态时密度 温度℃ 密度 －252. 8 0.0708 －268. 9 0.126 －245. 9 －195. 8 －183 －181 －185. 7 －183 －34. 1 －153. 0 －109 －62 名称 一氧化碳 空气 氧化氮 乙烷 1.204 0.805 1.14 1.11 1.402 1.71 1.557 2.155 3.06 4. 4 0℃，标准大 气压，密度 0.00125 0.00129 0.00134 0.00136 固体时 温度℃ 密度 －262 0.0808 约 1.0 1.026 1.426 1.3 1.65 约 1.9 约 2.0 2.7 约4 0℃，标准大 气压，密度 0.00321 0.00164 0.001氧 二氧化碳 一氧化碳 氙 氡 密度（g/L） 1.30 0.09 1.26 1.46 1.97 1 5.88 9.78 空气密度表： 空气密度表： 绝对压力 Mpa 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 空气温度 摄氏度 25 25 25 25 25 25 25 25 25 25 25 25 25 空气密度 Kg/m3 1.1691 2.3381 3.5073 4.6764 5.8455 7.0146 8.1837 9.3528 10.522 11.691 12.860 14.029 15.198 饱和蒸汽密度表 绝对压力 Mpa 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 饱和蒸汽温度 摄氏度 99.7 120.1 133.4 143.5 151.8 158.8 164.9 170.4 174.3 饱和蒸汽密度 Kg/m3 0.5883 1.1288 1.6507 2.1628 2.6683 3.1692 3.6665 4.1616 4.6544 绝对压力 Mpa 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 饱和蒸汽温度 Kg/m3 195 198.3 201.4 204.3 207.1 209.8 212.4 214.8 217.2 饱和蒸汽密度 摄氏度 7.1038 7.5928 8.082 8.5718 9.0616 9.552 10.043 10.535 11.028 绝对压力 Mpa 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 空气温度 摄氏度 25 25 25 25 25 25 25 25 25 25 25 25 空气密度 Kg/m3 16.367 17.537 18.706 19.875 21.044 22.213 23.382 24.551 25.720 26.889 28.058 29.228 7.526 相对密度 1 0.0695 0.963 1.105 1.529 0.967