硝酸含量、浓度对照表

1、硝酸含量、浓度对照表硝酸浓度与比重对照表(20 C /4 C )波美度Be比重HNO3(%)每升酸含HNO3 克数波美度Be比重HNO3(%)每升酸含HNO3 克数0.53.67.511.315.018.522.123.524.926.227.528.729.831.032.133.234.335.336.337.238.11.00361.02561.05431.08421.11501.14691.18001.19341.20711.22051.23351.24631.25911.27191.28471.29751.31001.32191.33361.3449 1.35601510152025

2、30323436384042444648505254565810.0451.28105.4162.6223.0286.7354.0381.9410.4439.4468.7498.5528.8559.6591.0622.8655.0687.4720.1753.1768.538.939.740.441.141.842.443.043.644.144.745.145.646.146.546.847.247.547.848.048.449.21.36671.37691.38661.39591.40481.41341.42181.42981.43751.44501.45211.45891.46551.4

3、7161.47731.48261.48731.49121.49521.5008 1.51296062646668707274767880828486889092949698100820.0853.7887.4921.3955.3989.41024.010581093112711621196123112661300133413681402143514711513Be比重HNO3(%)每升酸含HNO3 克数波美度Be比重HNO3(%)每升酸含HNO3 克数0.53.67.511.315.018.522.123.524.926.227.528.729.831.032.133.234.335.336.

4、337.238.11.00361.02561.05431.08421.11501.14691.18001.19341.20711.22051.23351.24631.25911.27191.28471.29751.31001.32191.33361.34491.3560151015202530323436384042444648505254565810.0451.28105.4162.6223.0286.7354.0381.9410.4439.4468.7498.5528.8559.6591.0622.8655.0687.4720.1753.1768.538.939.740.441.141.8

5、42.443.043.644.144.745.145.646.146.546.847.247.547.848.048.449.21.36671.37691.38661.39591.40481.41341.42181.42981.43751.44501.45211.45891.46551.47161.47731.48261.48731.49121.49521.50081.51296062646668707274767880828486889092949698100820.0853.7887.4921.3955.3989.4 1024.0 1058 1093 1127 1162 1196 1231

6、 1266 1300 1334 1368 1402 1435 1471 1513C=1000PW/M 其中 C 是物质的量浓度 P 是硝酸的密度， 注 意单位是 g/ml W 指的是硝酸的质量分数， 也就是 65%-68% ， M 指的是硝酸的摩尔质量（ 63g/mol）Densities of Sulfuric AcidPercent Mass Sulfuric Acid toWaterDensity per g cm-3100.0 %1.830594.0 %1.83121.814484.0 %1.769380.0 %1.727274.0 %1.657470.0 %1.610564.0 %1

7、.542160.0 %1.498754.0 %1.435150.0 %1.39521.338640.0 %1.302834.0 %1.251830.0 %1.219124.0 %1.171420.0 %1.139814.0 %1.087410.0 %1.06615.0%1.03181.0049浓度单位的换算公式：1）当量浓度 =1000.d. 质量百分浓度 /E2）质量百分浓度 =当量浓度 E/1000.d3）摩尔浓度 =1000.d 质量百分浓度 /M4）质量百分浓度 =质量-体积浓度（毫克 /升） /104.d5）质量 -体积浓度（ mg/L ）=104 质量百分浓度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 溶质的克当量； d 溶液的比重；M 溶质的摩尔质量；体积浓度是用每立方米的大气中含有污染物的体积数（立方厘米）或（ ml/m3 ）来表示，常用的表示方法是 ppm ，即 1ppm=1