GB/T 223.30-1994Methods for chemical analysis of iron, steel and alloy. The arsenazo Ⅲ spectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid (English PDF)
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
September 26, 1994
Implementation date
June 1, 1995
Scope
GB/T 223.30-1994 (Methods for chemical analysis of iron, steel and alloy. The arsenazo Ⅲ spectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid) is available as an English-translated PDF.
GB/T 223.30-1994 — This standard specifies the right - bromo mandelic acid precipitation - Arsenazo Ⅲ spectrophotometric determination of zirconium content. This standard applies to carbon steel, alloy steel, measuring the amount of zirconium alloys in high temperature alloys and precision. Measurement range: 0. 0050% to 0.
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Document preview — GB/T 223.30-1994
National Standard of the People's Republic of China
- ICS
- 77.08
- Classification
- H 11
- Replacing
- GB 223.30-1984
Issued by: State Bureau of Technical Supervision
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the right - bromo mandelic acid precipitation - Arsenazo � spectrophotometric determination of zirconium content. This standard applies to carbon steel, alloy steel, measuring the amount of zirconium alloys in high temperature alloys and precision. Measurement range: 0. 0050% to 0. 30%.
Document data
International classification (ICS): 77.08.
Chinese classification (CCS): H11.
Estimated length of the Chinese original: 5,544 words.
Supersedes the earlier edition GB 223.30-1984.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.
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GB/T 223.30-1994
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