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GB/T 7043.2-2001Rubber -- Determination of copper content -- Zinc diethyldithiocarbamate photometric method (English PDF)

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China

Level / Type

National · Recommended

Issue date

August 28, 2001

Implementation date

May 1, 2002

Scope

GB/T 7043.2-2001 (Rubber -- Determination of copper content -- Zinc diethyldithiocarbamate photometric method) is available as an English-translated PDF.

GB/T 7043.2-2001 — This standard specifies: the spectrophotometric determination of trace copper content of rubber methods. This standard applies to: copper content not exceeding 10mg/kg- natural and synthetic raw rubber, latex, rubber compound and vulcanized rubber.

Copper above 10mg/kg- sample, adjust the quality of the sample or the solution can be measured after appropriate dilution.

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Document preview — GB/T 7043.2-2001

National Standard of the People's Republic of China

ICS: 83.060
Classification: G 40
Replacing: GB/T 7765-1987

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies: the spectrophotometric determination of trace copper content of rubber methods. This standard applies to: copper content not exceeding 10mg/kg- natural and synthetic raw rubber, latex, rubber compound and vulcanized rubber. Copper above 10mg/kg- sample, adjust the quality of the sample or the solution can be measured after appropriate dilution. This method is also applicable to hydrofluoric acid treatment containing silica rubber.

Document data

International classification (ICS): 83.060.

Chinese classification (CCS): G40.

Estimated length of the Chinese original: 6,614 words.

Adopted international standard: ISO 8053-1995; MOD.

Supersedes the earlier edition GB/T 7765-1987.

Standards quoted by this document

GB/T 4498-1997; GB/T 8290-1987; GB/T 15340-1994

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

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