GB/T 8979-2008 (English Version) PDF

Standard No.: GB/T 8979-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 8979-2008
Replace: GB/T 8980-1996 GB/T 8979-1996

Scope: This standard specifies the technical requirements, inspection methods, packaging, marking, storage and transportation, safety warnings, etc. of pure nitrogen, high-purity nitrogen and ultra-pure nitrogen products. This standard applies to gaseous or liquid pure nitrogen, high-purity nitrogen and ultra-pure nitrogen obtained by air separation or purification, and is mainly used as protective gas, replacement gas, reaction gas, etc. Molecular formula: N₂ Relative molecular mass: 28.0134 (according to relative atomic mass in 2005)

GB/T 8979-2008 Referenced Document

GB/T 14605 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic method
GB/T 3864-2008 Industrial nitrogen
GB/T 5832.1 Gas analysis—Determination of water—Part 1: Electrolytic method*， 2016-12-13 Update
GB/T 5832.2 Gas analysis—Determination of water—Part 2: Dew point method*， 2016-12-13 Update
GB/T 6285 Determination of trace oxygen in gases—Electrochemical method*， 2016-12-13 Update
GB/T 8981 Determination of trace hydrogen in gases.Gas chromatographic method
GB/T 8984.1 Determination of carbon monoxide,carbon dioxide and hydrocarbon in the gases--Part 1: Determination of carbon monoxide、carbon dioxide and mathane in the gases--Gas chromatographic method
HG/T 2686 Determination of Trace Hydrogen, Oxygen, Methane, Carbon Monoxide in Inert Gases Gas Chromatography with Zirconia Detector

2008 GB/T 8979-2008 Pure nitrogen and high purity nitrogen and ultra pure nitrogen
1996 GB/T 8979-1996 Pure nitrogen

GB/T 8979-2008 Pure nitrogen and high purity nitrogen and ultra pure nitrogen has been changed from GB/T 8980-1996 High purity nitrogen.