GB/T 3780.21-2002Carbon black used in rubber products - Determination of sieve residue - Water washing method (English PDF)
橡胶用炭黑筛余物测定 水冲洗法
GB/T 3780.21 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 3780.21-2025 | Carbon black - Part 21: Determination of sieve residue - Water washing method | Valid |
| GB/T 3780.21-2016 | Carbon black - Part 21: Determination of sieve residue - Water washing method | Obsolete |
| GB/T 3780.21-2006 | Carbon black - Part 21: Determination of sieve residue for rubber compounding ingredients - Water washing method | Obsolete |
| GB/T 3780.21-2002 | Carbon black used in rubber products - Determination of sieve residue - Water washing method | Obsolete |
GB/T 3780.21-2002 is obsolete. It has been replaced by GB/T 3780.21-2006. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
May 29, 2002
Implementation date
December 1, 2002
Scope
GB/T 3780.21-2002 is the English-translated version of 橡胶用炭黑筛余物测定 水冲洗法.
GB/T 3780.21-2002 is the Chinese national standard "Carbon black used in rubber products - Determination of sieve residue - Water washing method".
It was issued on May 29, 2002 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on December 1, 2002. It is obsolete: it has been replaced by GB/T 3780.21-2006.
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Document preview — GB/T 3780.21-2002
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2002-05-29.
Date of implementation: 2002-12-01.
Status: obsolete, replaced by GB/T 3780.21-2006.
......
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 3780.22-2016 — Carbon black - Part 22: Calculation of process indexes from an analysis of process control data
GB/T 3780.18-1998 — Carbon black in natural rubber--Recipe and evaluation method
GB/T 3780.23-2016 — Carbon black—Part 23: Sampling and testing of carbon black fugitive emissions or other environmental particulate
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GB/T 3780.21-2002
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