论文部分内容阅读
一、概述1.校准方法依据JJF(冀)104-2011《比表面积仪校准规范》。2.环境条件温度:21℃;湿度:40%RH。3.标准物质水泥比表面积标准样品。4.校准对象CZB-6自动比表面积测定仪。5.校准过程确定试料层体积、制备试料层、测定透气时间、确定仪器常数、测量标准粉的比表面积值、计算示值误差。
I. Overview 1. Calibration method based on JJF (Ji) 104-2011 “specific surface area meter calibration specifications.” 2. Environmental conditions Temperature: 21 ℃; humidity: 40% RH. 3 standard material cement specific surface area of the standard sample. 4. Calibration object CZB-6 automatic surface area analyzer. 5. Calibration process to determine the sample layer volume, preparation of sample layer, measuring the ventilation time to determine the instrument constant, measuring the specific surface area of the powder value, calculate the indication error.