Home / Standards / GB/T 5275.6-2014 GB/T 5275.6-2014 Abolished Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 6: Critical orifices 气体分析 动态体积法制备校准用混合气体 第6部分：临界锐孔 Standard Type GBT ICS 71.040.40 CCS G86 Status 废止 Issue Date 2014-07-08 Implementation 2014-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A