GB/T 13255.7-1991Caprolactam for industrial use--Determination of iron content (English PDF)
工业己内酰胺 铁含量的测定
GB/T 13255.7 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 13255.7-2009 | Caprolactam for industrial use test methods - Part 7: Determination of iron content | Valid |
| GB/T 13255.7-1991 | Caprolactam for industrial use--Determination of iron content | Obsolete |
GB/T 13255.7-1991 is obsolete. It has been replaced by GB/T 13255.7-2009. 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
November 9, 1991
Implementation date
October 1, 1992
Scope
GB/T 13255.7-1991 is the English-translated version of 工业己内酰胺 铁含量的测定.
GB/T 13255.7-1991 is the Chinese national standard "Caprolactam for industrial use--Determination of iron content". It was issued on November 9, 1991 by the State Bureau of Technical Supervision, and took effect on October 1, 1992. It is obsolete: it has been replaced by GB/T 13255.7-2009.
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Document preview — GB/T 13255.7-1991
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: 1991-11-09.
Date of implementation: 1992-10-01.
Status: obsolete, replaced by GB/T 13255.7-2009.
......
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 13255.8-2009 — Test methods of caprolactam for industrial use -- Part 8: Determination of cyclohexanone oxime content
GB/T 13255.6-1991 — Caprolactam for industrial use--Determination of acidity or alkalinity
GB/T 13255.8-1991 — Caprolactam for industrial use--Determination of cyclohexanone oxime content
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GB/T 13255.7-1991
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