China 'GB/T 5275.4-2014
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 5275.4-2014
Gas analysis—Preparation of calibration gas mixtures using dynamic volumetric methods—Part 4: Continuous syringe injection method 气体分析 动态体积法制备校准用混合气体 第4部分:连续注射法
Issued Date:2014-07-08
Implemented Date:2014-12-01
Issued by:
The Standardization Administration of the People's Republic of China