GB/T 12009.5-1992Isocyanates. Determination of acidity (English PDF)
异氰酸酯中酸度的测定
GB/T 12009.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 12009.5-2016 | [Including 2019XG1] Plastics - Aromatic isocyanates for use in the production of polyurethane - Part 5: Determination of acidity | Valid |
| GB/T 12009.5-1992 | Isocyanates. Determination of acidity | Obsolete |
GB/T 12009.5-1992 is obsolete. It has been replaced by GB/T 12009.5-2016. 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
April 29, 1992
Implementation date
April 1, 1993
Scope
GB/T 12009.5-1992 is the English-translated version of 异氰酸酯中酸度的测定.
GB/T 12009.5-1992 is the Chinese national standard "Isocyanates. Determination of acidity". It was issued on April 29, 1992 by the State Bureau of Technical Supervision, and took effect on April 1, 1993. It is obsolete: it has been replaced by GB/T 12009.5-2016.
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Document preview — GB/T 12009.5-1992
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: 1992-04-29.
Date of implementation: 1993-04-01.
Status: obsolete, replaced by GB/T 12009.5-2016.
......
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 12009.4-1989 — Polymethylene polyphenyl isocyanato. Determination of isocyanate content
GB/T 12009.4-2016 — [Including 2019XG1] Plastics -- Aromatic isocyanates for use in the production of polyurethane -- Part 4: Determination of isocyanate content
GB/T 12009.3-1989 — Polymethylene polyphenyl isocyanate--Determination of viscosity
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GB/T 12009.5-1992
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