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GB/T 33395-2016Determination of asbestos in coatings (English PDF)

涂料中石棉的测定

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 30, 2016

Implementation date

July 1, 2017

Scope

GB/T 33395-2016 is the English-translated version of 涂料中石棉的测定.

GB/T 33395-2016 is the Chinese standard "Determination of asbestos in coatings". Its scope clause reads: This standard specifies the test method for the determination of asbestos in paints by X-ray diffractometer, polarizing microscope and scanning electron microscopy.

This standard applies to the determination of asbestos in various coatings, but also for the determination of asbestos in raw materials for coatings.

Ship materials, construction Materials, friction materials, sealing materials, insulation materials and non-metallic minerals and other materials in the determination of asbestos can also refer to this standard. Its clauses include normative reference documents; terms and definitions.

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Document preview — GB/T 33395-2016

National Standard of the People's Republic of China

ICS: 87.040
Classification: G 50

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 normative reference documents
3 terms and definitions
3.1 Asbestos
3.2 Asbestosminerals
3.3 Fibrous particles
3.4 Soak
3.5 Analyze the sample

1 Scope

This standard specifies the test method for the determination of asbestos in paints by X-ray diffractometer, polarizing microscope and scanning electron microscopy.

This standard applies to the determination of asbestos in various coatings, but also for the determination of asbestos in raw materials for coatings. Ship materials, construction

Materials, friction materials, sealing materials, insulation materials and non-metallic minerals and other materials in the determination of asbestos can also refer to this standard.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article

Pieces. For undated references, the latest edition (including all modifications) applies to this document.

GB/T 3186 Paints, varnishes and varnishes and varnishes are sampled with raw materials

Paints and varnishes - Standard test panels GB/T 9271-2008

3 terms and definitions

The following terms and definitions apply to this document.

3.1 Asbestos

Fibrous serpentine (chrysotile) and fibrous hornblende (tremolite asbestos, actinolite, asbestos, asbestos and crocidolite

Etc.) silicate minerals, fibrous particles with an aspect ratio greater than 3.

3.2 Asbestosminerals

Including serpentine minerals and amphibolite minerals.

3.3 Fibrous particles

Particles with an aspect ratio of 3 or more.

3.4 Soak

Microscope Qualitative analysis of the liquid used to soak the sample.

3.5 Analyze the sample

By centrifugation or ashing, grinding the sample after sieving treatment.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 18 pages — is available in the English PDF.

Referenced standards

Cited by

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