GB/T 4324.25-1984Methods for chemical analysis of tungsten--The inert gas fusion-coulometric titration method for the determination of oxygen content (English PDF)
钨化学分析方法 惰气熔融库仑滴定法测定氧量
GB/T 4324.25 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 4324.25-2012 | Methods for chemical analysis of tungsten - Part 25: Determination of oxygen content - Pulse heating inert gas fusion-infrared absorption method | Valid |
| GB/T 4324.25-1984 | Methods for chemical analysis of tungsten--The inert gas fusion-coulometric titration method for the determination of oxygen content | Obsolete |
GB/T 4324.25-1984 is obsolete. It has been replaced by GB/T 4324.25-2012. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
National Bureau of Standards
Level / Type
National · Recommended
Issue date
April 12, 1984
Implementation date
March 1, 1985
Scope
GB/T 4324.25-1984 is the English-translated version of 钨化学分析方法 惰气熔融库仑滴定法测定氧量.
GB/T 4324.25-1984 is the Chinese national standard "Methods for chemical analysis of tungsten--The inert gas fusion-coulometric titration method for the determination of oxygen content".
It was issued on April 12, 1984 by the National Bureau of Standards, and took effect on March 1, 1985. It is obsolete: it has been replaced by GB/T 4324.25-2012.
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Document preview — GB/T 4324.25-1984
National Standard of the People's Republic of China
Issued by: National Bureau of Standards
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: National Bureau of Standards.
Date of issue: 1984-04-12.
Date of implementation: 1985-03-01.
Status: obsolete, replaced by GB/T 4324.25-2012.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
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- GB/T 26055-2022Reproduced tungsten carbide powder
- GB/T 2967-2017Cast tungsten carbide powder
- YS/T 1025-2015High-purity tungsten and tungsten alloy sputtering target used in electronic film
- YS/T 412-2014Cemented carbide pellets
- JB/T 5336-2008Tungsten powder for copper-tungsten contact materials - Technical requirements
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Related Standards
GB/T 4324.26-2012 — Methods for chemical analysis of tungsten - Part 26: Determination of nitrogen content - Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry
GB/T 4324.24-1984 — Methods of chemical analysis of tungsten--The beryllium as carrier precipitation agent-molybdenum blue photometric method for the determination of phosphorus content
GB/T 4324.26-1984 — Methods for chemical analysis of tungsten--The Nessler reagent photometric method for the determination of nitrogen content
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GB/T 4324.25-1984
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