GB 7977-1987Paper board and pulps-Determination of the electrical conductivity for the water extract (English PDF)
纸浆、纸和纸板水抽提液电导率的测定法
GB 7977 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7977-2007 | Paper board and pulps—Determination of conductivity of aqueous extracts | Valid |
| GB 7977-1987 | Paper board and pulps-Determination of the electrical conductivity for the water extract | Obsolete |
GB 7977-1987 is obsolete. It has been replaced by GB/T 7977-2007. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
Ministry of Light Industry
Level / Type
National · Mandatory
Issue date
July 29, 1987
Implementation date
December 1, 1987
Scope
GB 7977-1987 is the English-translated version of 纸浆、纸和纸板水抽提液电导率的测定法.
GB 7977-1987 is the Chinese national standard "Paper board and pulps-Determination of the electrical conductivity for the water extract". It was issued on July 29, 1987 by the Ministry of Light Industry, and took effect on December 1, 1987. It is obsolete: it has been replaced by GB/T 7977-2007.
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Document preview — GB 7977-1987
National Standard of the People's Republic of China
Issued by: Ministry of Light Industry
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: Ministry of Light Industry.
Date of issue: 1987-07-29.
Date of implementation: 1987-12-01.
Status: obsolete, replaced by GB/T 7977-2007.
......
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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GB 7977-1987
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