GB/T 4333.4-1988Methods for chemical analysis of ferrosilicon--The chromazurol S photometric method for the determination of aluminium content (English PDF)
硅铁化学分析方法 铬天青S光度法测定铝量
GB/T 4333.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 4333.4-2007 | Ferrosilicon - Determination of aluminium content - The chrome azurol S spectrophotometric method, the EDTA titrimetric method and the flame atomic absorption spectrometric method | Valid |
| GB/T 4333.4-1988 | Methods for chemical analysis of ferrosilicon--The chromazurol S photometric method for the determination of aluminium content | Obsolete |
GB/T 4333.4-1988 is obsolete. It has been replaced by GB/T 4333.4-2007. 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 20, 1988
Implementation date
January 1, 1990
Scope
GB/T 4333.4-1988 is the English-translated version of 硅铁化学分析方法 铬天青S光度法测定铝量.
GB/T 4333.4-1988 is the Chinese national standard "Methods for chemical analysis of ferrosilicon--The chromazurol S photometric method for the determination of aluminium content".
It was issued on September 20, 1988 by the State Bureau of Technical Supervision, and took effect on January 1, 1990. It is obsolete: it has been replaced by GB/T 4333.4-2007.
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Document preview — GB/T 4333.4-1988
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: 1988-09-20.
Date of implementation: 1990-01-01.
Status: obsolete, replaced by GB/T 4333.4-2007.
......
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 4333.5-2016 — Ferrosillicon—Determination of silicon, manganese, aluminium, calcium, chromium and iron contents—Wavelength dispersive X-ray fluorescence spectrometry (Fused cast bead method)
GB/T 4333.3-1988 — Methods for chemical analysis of ferrosilicon. The potassium periodate photometric method for the determination of manganese content
GB/T 4333.5-1997 — Methods for chemical analysis of ferrosilicon the EDTA volumetric method for the determination of aluminium content
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GB/T 4333.4-1988
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