GB/T 12688.1-1998Styrene for industrial use--Determination of purity--Capillary gas chromatography (English PDF)
工业用苯乙烯纯度的测定 毛细管气相色谱法
GB/T 12688.1 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 12688.1-2019 | Test method of styrene for industrial use - Part 1: Determination of purity and hydrocarbon impurities - Gas chromatography | Valid |
| GB/T 12688.1-2011 | Test method of styrene for industrial use - Part 1: Determination of purity and hydrocarbon impurities - Gas chromatography | Obsolete |
| GB/T 12688.1-1998 | Styrene for industrial use--Determination of purity--Capillary gas chromatography | Obsolete |
GB/T 12688.1-1998 is obsolete. It has been replaced by GB/T 12688.1-2011. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Quality and Technical Supervision
Level / Type
National · Recommended
Issue date
July 13, 1998
Implementation date
February 1, 1999
Scope
GB/T 12688.1-1998 is the English-translated version of 工业用苯乙烯纯度的测定 毛细管气相色谱法.
GB/T 12688.1-1998 is the Chinese national standard "Styrene for industrial use--Determination of purity--Capillary gas chromatography". It was issued on July 13, 1998 by the State Bureau of Quality and Technical Supervision, and took effect on February 1, 1999. It is obsolete: it has been replaced by GB/T 12688.1-2011.
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Document preview — GB/T 12688.1-1998
National Standard of the People's Republic of China
Issued by: State Bureau of Quality and Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Quality and Technical Supervision.
Date of issue: 1998-07-13.
Date of implementation: 1999-02-01.
Status: obsolete, replaced by GB/T 12688.1-2011.
......
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 12688.2-1990 — Styrene for industrial use--Determination of purity--Crystallizing point method
GB/T 12688.3-2011 — Test method of styrene for industrial use -- Part 3: Determination of content of polymer
GB/T 12688.3-1990 — Styrene for industrial use--Determination of content of polymer--Photometric method
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GB/T 12688.1-1998
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