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QB/T 1135-2006Jewellery. Measurement of gold and silver coating tickness. X-ray fluorescence spectrometric methods (English PDF)

首饰金、银覆盖层厚度的测定X射线荧光光谱法

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

August 19, 2006

Implementation date

December 1, 2006

Scope

QB/T 1135-2006 is the English-translated version of 首饰金、银覆盖层厚度的测定X射线荧光光谱法.

QB/T 1135-2006 — This standard specifies the measurement of gold jewelry by X- ray fluorescence spectrometry, silver overlay thickness approach.

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Document preview — QB/T 1135-2006

National Standard of the People's Republic of China

ICS: 39.060
Classification: Y 88
Replacing: QB/T 1135-1991

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the measurement of gold jewelry by X- ray fluorescence spectrometry, silver overlay thickness approach. This standard applies to gold jewelry and other crafts, determination of silver overlay layer thickness (cover layer and the substrate material for non- identical).

Document data

International classification (ICS): 39.060.

Chinese classification (CCS): Y88.

Estimated length of the Chinese original: 6,630 words.

Supersedes the earlier edition QB/T 1135-1991.

Standards quoted by this document

QB 1131; QB 1132

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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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