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1、硝酸含量、濃度對照表硝酸濃度與比重對照表(20 C /4 C)波美度Be比重HNO3(%)每升酸含HNO3克數(shù)波美度Be比重HNO3(%)每升酸含HNO3克數(shù)0.53.67.511.315.018.522.123.524.926.227.528.729.831.032.133.234.335.336.337.238.11.00361.02561.05431.08421.11501.14691.18001.19341.20711.22051.23351.24631.25911.27191.28471.29751.31001.3219 1.33361.34491.35601510152025303

2、23436384042444648505254565810.0451.28105.4162.6223.0286.7354.0381.9410.4439.4468.7498.5528.8559.6591.0622.8655.0687.4 720.1753.1768.538.939.740.441.141.842.443.043.644.144.745.145.646.146.546.847.247.547.848.048.449.21.36671.37691.38661.39591.40481.41341.42181.42981.43751.44501.45211.45891.46551.471

3、61.47731.48261.48731.4912 1.49521.50081.51296062646668707274767880828486889092949698100820.0853.7887.4921.3955.3989.41024.010581093112711621196123112661300133413681402143514711513硝酸濃度與比重對照表(20 C /4 C )波美度Be比重HNO3(%)每升酸含HNO3克數(shù)波美度Be比重HNO3(%)每升酸含HNO3克數(shù)0.5 3.67.511.315.018.522.123.524.926.227.528.729.83

4、1.032.133.234.335.336.337.238.11.00361.02561.05431.08421.11501.14691.18001.19341.20711.22051.23351.24631.25911.27191.28471.29751.31001.32191.33361.34491.356051015202530323436384042444648505254565810.04 51.28105.4162.6223.0286.7354.0381.9410.4439.4468.7498.5528.8559.6591.0622.8655.0687.4720.1753.1768

5、.538.9 39.740.441.141.842.443.043.644.144.745.145.646.146.546.847.247.547.848.048.449.21.36671.37691.38661.39591.40481.41341.42181.42981.43751.44501.45211.45891.46551.47161.47731.48261.48731.49121.49521.50081.51296062646668707274767880828486889092949698 100820.0853.7887.4921.3955.3989.41024.01058109

6、3112711621196123112661300133413681402143514711513C=1000PW/M 其中C是物質(zhì)的量濃度P是硝酸的密度,注意單位是g/ml W指的是硝酸的質(zhì)量分?jǐn)?shù),也就是 65%- 68%, M指的是硝酸的摩爾質(zhì)量(63g/mol)Densities of Sulfuric AcidPercent Mass Sulfuric Acid to WaterDensity per g cm-3100.0 %1.830594.0 %1.831290.0 %1.814484.0 %1.769380.0 %1.727274.0 %1.657470.0 %1.610564

7、.0 %1.542160.0 %1.498754.0 %1.435150.0 %1.395244.0 %1.338640.0 %1.302834.0 %1.251830.0 %1.219124.0 %1.171420.0 %1.139814.0 %1.087410.0 %1.06615.0%1.03181.0 %1.0049濃度單位的換算公式:1)當(dāng)量濃度=1000.d.質(zhì)量百分濃度/E2)質(zhì)量百分濃度=當(dāng)量濃度 日1000.d3)摩爾濃度=1000.d質(zhì)量百分濃度/M4)質(zhì)量百分濃度=質(zhì)量-體積濃度(毫克/升)/104.d5)質(zhì)量-體積濃度(mg/L) =104質(zhì)量百分濃度5、 ppm是重量的百分率, ppm=mg/kg=mg/L 即:1ppm=1ppm=1000ug/L1ppb=1ug/L=0.001mg式中:E溶質(zhì)的克當(dāng)量; d一溶液的比重; M溶質(zhì)的摩爾質(zhì)量;體積濃度是用每立方米的大氣中含有污染物的 體積數(shù)(立方厘米)或(ml/m3 )來表示,常用的表示方法是 ppm,即

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