土壤中碳酸根碳酸氢根的测定Word文档格式.docx

1、M2移取试样体积：ml25.00第一次用H2SO4滴定体积V1（ml）后前V10.00第二次用H2SO4滴定体积V2（ml）4.505.306.153.905.006.557.500.851.703.602.805.65V20.900.801.100.95CO32- 含量cmol/kg平均：HCO3-含量cmol/kg0.040.03检验依据：LY/T1251-1999仪器名称：滴定管仪器状况：正常环境温度：11备注：土壤CO32-含量cmol（1/2 CO32-）/kg=2V1*c/（m*10）*1000 土壤HCO3-含量cmol（HCO3-）/kg=（V2-V1）*c/（m*10）*10

2、00C（1/2H2SO4）=0.02mol/L m=50.0g复核人： 测定人： 完成时间： 年 月 日土壤中碳酸根、碳酸氢根的测定T11-006T11-007T11-008T11-009T11-0105116710349.108.901.301.404.706.102.753.558.103.352.001.001.350.750.060.05T11-011T11-012T11-013T11-014T11-01580807127.202.904.052.856.301.202.505.101.803.801.051.4511：T11-016T11-017T11-018T11-019T11-0

3、20011M3M45.406.901.502.152.955.358.504.004.657.700.700.400.02T11-021T11-022T11-023T11-024T11-0255.906.007.008.309.356.707.607.305.801.15T11-026T11-027T11-028T11-029T11-03099.504.402.206.608.353.505.70T11-031T11-032T11-033T11-034T11-0359.403.00T11-036T11-037T11-038T11-039T11-0409.606.802.303.300.040T11-041T11-042T11-043T11-044T11-0453.853.254.203.401.904.752.35T11-046T11-047T11-048T11-049T11-050048.158.802.103.100.65