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1、常用化合物在不同温度下的溶解度化合物名称化合物分子式0C10C20C30C40C氯化钾KCl27.631.034.037.040.0硫酸钾K2S046.878.4710.0311.4913.1碳酸钾K2C03105.3108.311.05113.7116.9硝酸钾KN0313.320.931.645.863.9含水碳酸钾K2C03 2H2051.352.252.853.453.9钾矶K2S04 Al2(S04)33.05.911.7 24H2O24.928.131.2碳酸氢钾KHCO318.321.76.08.311.2高锰酸钾KMnO42.754.0163.765.667.0铬酸钾K2CrO
2、457.361.111.115.420.6重铬酸钾K2Cr2074.437.536.036.336.6氯化钠NaCl35.735.888.096.0104.0硝酸钠NaNO373.080.021.538.859(32.5C碳酸钠Na2CO3712.5(8C)19.440.8)硫酸钠Na2SO45.09.08.769.9648.8重碳酸钠NaHCO36.457.5817.82911.27含水碳酸钠Na2CO3 10H206.6311.21133.2含水磷酸三钠Na3PO4 12H201.57.220.831含水磷酸氢二钠Na2HP04 12H201.83.716.128.835.6含水硫酸钠Na
3、2SO4 10H204.58.2109119氢氧化钠NaOH4251.5(8C)35.738.2129氯化钡BaCl231.633.30.0022(1840.7碳酸钡BaCO30.0016(8C)11.6硝酸钡Ba(NO3)25C)9.20.00028514.2硫酸钡BaSO40.00011570.00024含水氯化钡BaCl2 2H2044.65.59氢氧化钡Ba(OH)21.673.891.138.22氧化钙CaO1.312.48102.0氯化钙CaCl259.574.50.209115.0硫酸钙CaSO40.17665.00.2040.210碳酸钙CaCO30.1930.001450.1
4、682重碳酸钙CaHCO30.16150.1660.1530.1705氢氧化钙Ca(OH)20.1850.16380.1650.210.141含水硫酸钙CaSO4 2H200.180.17690.20440.9硫酸镁MgSO426.90.19236.245.6含水氯化镁MgCl2 6H2052.831.554.529.057.5含水硫酸镁MgSO4 7H2026.231.3三氯化铝A1C1331.0323.631.3640.431.63硫酸铝Al2(SO4)331.336.29.245.7铝矶（硫酸铝钾）AlK(SO4)2 12H2O3.133.55.728.812.0含水硫酸铝Al2(S04
5、)3 18H2023.84.426.665.631.4氯化亚铁FeCl225.162.469三氯化铁FeCl374.491.832.9硫酸亚铁FeS0415.6526.539.640.2含水氯化亚铁FeCl2 4H2020.538.451.640.8含水三氯化铁FeCl3 6H2042.747.924.8含水硫酸亚铁FeSO4 7H2015.545.021.025.028.7硫酸铜CuSO414.317.020.720.328.5含水硫酸铜CuSO4 5H2012.917.441.422.8氯化铵NH4C129.437.245.8硝酸铵NH4NO3118.333.3192.0297.0硫酸铵(
6、NH4)2S0410.675.427.081.0碳酸氢铵NH4HCO311.921.0260(31C)磷酸氢二铵(NH4)2HPO417120.0硫酸铝铵(NH3)2SO4 Al23.915.1（铝铵矶）(SO4)3 24H209.5(8C)化合物名称化合物分子式50C60C70C80C90C100C氯化钾KCl42.645.548.151.154.056.7硫酸钾K2SO414.215.416.617.618.619.4碳酸钾K2CO3121.3126.8133.5139.8147.5155.7硝酸钾KNO385.5110.0138.0169.0202.0246.0含水碳酸钾K2CO3 2H
7、2054.855.957.158.359.660.9钾矶K2SO4 Al2(S04)324.7571.0109.0 24H2O34.237.5碳酸氢钾KHCO314.418.0高锰酸钾KMnO469.072.8铬酸钾K2CrO425.931.236.241.145.250.5重铬酸钾K2Cr20737.037.337.838.439.039.8氯化钠NaCl114.0124.0135.0148.0162.0180.0硝酸钠NaNO345.4碳酸钠Na2CO346.745.344.143.742.942.5硫酸钠Na2SO412.6714.09重碳酸钠NaHCO332.231.731.4含水碳酸
8、钠Na2CO3 10H205581108含水磷酸三钠Na3PO4 12H2044.1(4847.6(5951.0(95含水磷酸氢二钠Na2HP04 12H20.4C)C)C)含水硫酸钠Na2SO4 10H20313.0氢氧化钠NaOH17449.452.455.6347.0氯化钡BaCl243.646.458.8碳酸钡BaCO327硝酸钡Ba(NO3)217.120.334.2硫酸钡BaSO40.000330.00041含水氯化钡BaCl2 2H20659.135.603氢氧化钡Ba(OH)220.940.750.6776.9氧化钙CaO13.120.86141.7147.0152.7氯化钙C
9、aCl20.96136.80.197硫酸钙CaSO4127.00.205159.0碳酸钙CaCO30.17730.17950.18170.162重碳酸钙CaHCO30.17500.1060.0940.08580.0014氢氧化钙Ca(OH)20.17270.1160.1840含水硫酸钙CaS04 2H200.12859.564.268.90.077硫酸镁MgSO455.066.0含水氯化镁MgCl2 6H2050.461.038.673.9含水硫酸镁MgSO4 7H2035.532.3273.0三氯化铝A1C1333.531.7366.273.186.840.6硫酸铝Al2(S04)359.2
10、51.5铝矶(硫酸铝钾)AlK(S04)2 12H2O52.226.142.289.0含水硫酸铝Al2(S04)3 18H2O氯化亚铁FeCl234.437.1525.847.1三氯化铁FeCl373.178.350.943.637.3硫酸亚铁FeSO4315.145.847.9535.7含水氯化亚铁FeCl2 4H2048.657.080.0含水三氯化铁FeCl3 6H2042.243.935.930.327.1含水硫酸亚铁FeS04 7H2075.947.155.064.284.3硫酸铜CuSO432.335.531.434.938.5含水硫酸铜CuSO4 5H2033.340.060.265.671.375.4氯化铵NH4C125.128.1580.042.4硝酸铵NH4NO350.455.295.377.3硫酸铵(
