GB/T 14599-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 14599-2025	199	Add to Cart	3 days	Pure oxygen, high purity oxygen and ultra pure oxygen	Valid
GB/T 14599-2008	139	Add to Cart	3 days	Pure oxygen and high purity oxygen and ultra-pure oxygen	Valid
GB/T 14599-1993	279	Add to Cart	3 days	High purity oxygen	Obsolete

Basic data

Standard ID: GB/T 14599-2025 (GB/T14599-2025)
Description (Translated English): Pure oxygen, high purity oxygen and ultra pure oxygen
Sector / Industry: National Standard (Recommended)
Date of Implementation: 2026-03-01
Older Standard (superseded by this standard): GB/T 14599-2008

GB/T 14599-2008: Pure oxygen and high purity oxygen and ultra-pure oxygen

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Pure oxygen and high purity oxygen and ultra pure oxygen ICS 71.100.20 G86 National Standards of People's Republic of China Replacing GB/T 14599-1993, GB/T 14605-1993 Oxygen, oxygen and ultra high purity oxygen Posted 2008-05-15 2008-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 14599-1993 "high purity oxygen" and GB/T 14605-1993 "Determination of trace oxygen in argon, nitrogen and krypton Gas chromatography". This standard and GB/T 14599-1993 and GB/T 14605-1993 comparison, the main changes are as follows. --- Modify the scope to include pure oxygen, ultra-high purity oxygen and oxygen (GB/T 14599-1993 Chapter 1; Excerpts Chapter 1); --- The GB/T 14605-1993 after modifications incorporated into this standard 4.3; --- Revised technical requirements (GB/T 14599-1993 Chapter 3; Chapter 3 of this edition); --- Revised test method (GB/T 14599-1993, Chapter 4; Chapter 4 of this edition); The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee gases. This standard was drafted. Southwest Chemical Industry Research and Design Institute. The main drafters of this standard. He Daoshan, Chen Yali. This standard replaces the standards previously issued as follows. --- GB/T 14599-1993; --- GB/T 14605-1993. Oxygen, oxygen and ultra high purity oxygen

1 Scope

This standard specifies the pure oxygen, oxygen and ultra high purity oxygen of technical requirements, test methods, inspection rules, and packaging, labeling, transportation, storage Memory and so on. This standard applies to air separation and preparation of high purity gaseous oxygen and liquid water electrolysis preparation, mainly used for the preparation of standard gas mixture, Scientific research, production of integrated circuits and semiconductor devices as well as for other fields of high purity oxygen. Molecular formula. O2 Molecular Weight. 31.9998 (according to 2005 international relative atomic mass calculation)

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 3863 industrial oxygen GB 5832.2 Determination of trace gas moisture dew point of law GB 8984 of carbon monoxide, carbon dioxide and hydrocarbons by gas chromatography

3 Technical requirements

Oxygen, high purity oxygen, ultrapure oxygen shall meet the technical requirements of Table 1. Table 1 Technical Requirements project index Ultra-high purity oxygen oxygen oxygen Oxygen (O2) purity (volume fraction)/10-2 ≥ 99.995 99.999 99.9999 Hydrogen (H2) content (volume fraction)/10-6 ≤ 1 0.5 0.1 Argon (Ar) content (volume fraction)/10-6 ≤ 10 2 0.2 Nitrogen (N2) content (volume fraction)/10-6 ≤ 20 5 0.1 Carbon dioxide (CO2) content (volume fraction)/10-6 ≤ 1 0.5 0.1 Total hydrocarbon content (volume fraction) (methane meter)/10-6 ≤ 2 0.5 0.1 Water (H2O) content (volume fraction)/10-6 ≤ 3 2 0.5

4 test methods

4.1 Inspection Rules 4.1.1 oxygen, oxygen and ultra high purity oxygen by the manufacturer's quality inspection department inspection. Manufacturers should ensure that all products manufactured in line with Requirements of this standard. 4.1.2 bottled oxygen, high-purity oxygen according to the provisions of Table 2 random checks. When the test results do not meet any of the indicators specified in this standard , Then from the same batch of products to re-double sampling inspection. If there are any of the indicators do not meet this standard, then the product is not qualified. ......

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