GB/T 3634.2-2011
Hydrogen.Part 2: Pure hydrogen,high pure hydrogen and ultrapure hydrogen (English Version)
- Standard No.
- GB/T 3634.2-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 3634.2-2011
- Replace
- GB/T 7445-1995
- Scope
- This part specifies the technical requirements, test methods, packaging marks, storage and transportation and safety requirements for pure hydrogen, high-purity hydrogen and ultra-pure hydrogen. This section applies to bottled, packaged and pipelined hydrogen produced by adsorption and diffusion methods. It is mainly used in fields such as electronics industry, petrochemical industry, metal smelting and scientific research. Molecular formula: H2. Relative molecular mass: 2.01588 (according to the international relative atomic mass in 2007).
GB/T 3634.2-2011 Referenced Document
- GB/T 3634.1-2006 Hydrogen.Part 1: Industrial hydrogen
- GB/T 5832.3 Determination of moisture in gases.Part 3:The method of Cavity Ring-Down Spectroscopy
- GB/T 6285 Determination of trace oxygen in gases—Electrochemical method*， 2016-12-13 Update
GB/T 3634.2-2011 history
- 2011 GB/T 3634.2-2011 Hydrogen.Part 2: Pure hydrogen,high pure hydrogen and ultrapure hydrogen
- 1995 GB/T 7445-1995 Pure hydrogen, high pruity hydrogen and ultra pure hydrogen
GB/T 3634.2-2011 Hydrogen.Part 2: Pure hydrogen,high pure hydrogen and ultrapure hydrogen has been changed from GB/T 7445-1995 Pure hydrogen, high pruity hydrogen and ultra pure hydrogen.
