GB/T 8704.9-1994Methods for chemical analysis of ferrovanadium. The potassium periodate oxidation photometric method and flame atomic absorption spectrometric method for determination of manganese content (English PDF)
钒铁化学分析方法 高碘酸钾光度法和火焰原子吸收光谱法测定锰量
GB/T 8704.9 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 8704.9-2009 | Ferrovanadium - Determination of manganese content - The potassium periodate oxidation photometric method and flame atomic absorption spectrometric method | Valid |
| GB/T 8704.9-1994 | Methods for chemical analysis of ferrovanadium. The potassium periodate oxidation photometric method and flame atomic absorption spectrometric method for determination of manganese content | Obsolete |
GB/T 8704.9-1994 is obsolete. It has been replaced by GB/T 8704.9-2009. This page sells the obsolete edition, for projects and contracts that still cite it.
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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 8704.9-1994 is the English-translated version of 钒铁化学分析方法 高碘酸钾光度法和火焰原子吸收光谱法测定锰量.
GB/T 8704.9-1994 is the Chinese national standard "Methods for chemical analysis of ferrovanadium. The potassium periodate oxidation photometric method and flame atomic absorption spectrometric method for determination of manganese content".
It was issued on September 26, 1994 by the State Bureau of Technical Supervision, and took effect on June 1, 1995. It is obsolete: it has been replaced by GB/T 8704.9-2009.
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Document preview — GB/T 8704.9-1994
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1994-09-26.
Date of implementation: 1995-06-01.
Status: obsolete, replaced by GB/T 8704.9-2009.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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Related Standards
GB/T 8704.10-2020 — Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium contents— Inductively coupled plasma atomic emission spectrometric method
GB/T 8704.8-1994 — Methods for chemical analysis of ferrovanadium. The chromazurol S photometric method and EDTA volumetric method for determination of aluminium comtent
GB/T 8704.8-2009 — Ferrovanadium - Determination of aluminium content - The chromazurol S spectrophotometric method and EDTA titrimetric method
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GB/T 8704.9-1994
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