GB/T 4324.22-1984Methods for chemical analysis of tungsten--The formaldoxime photometric method for manganese content (English PDF)
钨化学分析方法 甲醛肟分光光度法测定锰量
GB/T 4324.22 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 4324.22-2012 | Methods for chemical analysis of tungsten - Part 22: Determination of manganese content - Inductively coupled plasma atomic emission spectrometry | Valid |
| GB/T 4324.22-1984 | Methods for chemical analysis of tungsten--The formaldoxime photometric method for manganese content | Obsolete |
GB/T 4324.22-1984 is obsolete. It has been replaced by GB/T 4324.22-2012. 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 4324.22-1984 is the English-translated version of 钨化学分析方法 甲醛肟分光光度法测定锰量.
GB/T 4324.22-1984 is the Chinese national standard "Methods for chemical analysis of tungsten--The formaldoxime photometric method for manganese 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 It is obsolete: it has been replaced by GB/T 4324.22-2012.
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Document preview — GB/T 4324.22-1984
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Status: obsolete, replaced by GB/T 4324.22-2012.
......
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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Related Standards
GB/T 4324.23-2012 — Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method
GB/T 4324.21-1984 — Methods for chemical analysis of tungsten--The diphenylcarbazide photometric method for the determination of chromium content
GB/T 4324.23-1984 — Methods for chemical analysis of tungsten--The combustion-conductometric titration method for the determination of sulphur content
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GB/T 4324.22-1984
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