GB/T 8658-1998Rubber, raw styrene-butadiene, emulsion-polymerized. Determination of bound styrene content. Refractive index method (English PDF)
乳液聚合型苯乙烯-丁二烯橡胶生胶结合苯乙烯含量的测定 折光指数法
GB/T 8658 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 8658-2025 | Rubber, raw styrene-butadiene, emulsion-polymerized - Determination of bound styrene content - Refractive index method | Valid |
| GB/T 8658-1998 | Rubber, raw styrene-butadiene, emulsion-polymerized. Determination of bound styrene content. Refractive index method | Obsolete |
GB/T 8658-1998 is obsolete. It has been replaced by GB/T 8658-2025. 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 8658-1998 is the English-translated version of 乳液聚合型苯乙烯-丁二烯橡胶生胶结合苯乙烯含量的测定 折光指数法.
GB/T 8658-1998 is the Chinese national standard "Rubber, raw styrene-butadiene, emulsion-polymerized. Determination of bound styrene content. Refractive index method".
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 It is obsolete: it has been replaced by GB/T 8658-2025.
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Document preview — GB/T 8658-1998
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Status: obsolete, replaced by GB/T 8658-2025.
......
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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