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GB/T 41953-2022Paints and varnishes - Determination of water content of coating materials - Gas-chromatographic method (English PDF)

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

December 30, 2022

Implementation date

April 1, 2023

Scope

GB/T 41953-2022 (Paints and varnishes - Determination of water content of coating materials - Gas-chromatographic method) is available as an English-translated PDF.

GB/T 41953-2022 is the Chinese standard "Paints and varnishes - Determination of water content of coating materials - Gas-chromatographic method". Its scope clause reads: This document describes a method for the determination of the moisture content of waterborne paints and their raw materials using gas chromatography.

This document applies to the determination of moisture content in water-based paints. The preferred working range of this test method is that the mass fraction of moisture content is 15%~90%, but the method can also be used outside this range. Its clauses include terms and definitions.

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Document preview — GB/T 41953-2022

National Standard of the People's Republic of China

ICS: 87.040
Classification: G 50

Issued by: State Administration for Market Regulation, China National Standardization Administration

foreword
1 Scope
2 Normative references
3 Terms and Definitions

1 Scope

This document describes a method for the determination of the moisture content of waterborne paints and their raw materials using gas chromatography.

This document applies to the determination of moisture content in water-based paints. The preferred working range of this test method is that the mass fraction of moisture content is

15%~90%, but the method can also be used outside this range.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references

For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

(General method)] often test samples)

Note. GB/T 20777-2006 Inspection and preparation of paint and varnish samples (ISO 1513.1992, IDT) and testmethods)

Note. GB/T 6682-2008 Analytical Laboratory Water Specifications and Test Methods (ISO 3696.1987, MOD)

ISO 4618 Paints and varnishes terms and definitions (Paintsandvarnishes-Termsanddefinitions)

Note. GB/T 5206-2015 Paints and Varnishes Terms and Definitions (ISO 4618.2014, IDT)

ISO 15528 Paints, varnishes and paints and varnishes sampling of raw materials (Paints, varnishes and draw materials for

Note. GB/T 3186-2006 Paints, varnishes and sampling of raw materials for paints and varnishes (ISO 15528.2000, IDT)

3 Terms and Definitions

The terms and definitions defined in ISO 4618 and the following apply to this document.

ISO and IEC maintain terminology databases for standardization at the following addresses.

3.1 To be tested ready for use

According to the manufacturer's instructions, mix the product in the correct proportions and, if necessary, dilute with a suitable diluent to make the product status can be tested by approved methods.

[Source. ISO 11890-2.2013,3.4] […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 1513.1992 · ISO 3696.1987 · ISO 4618 · ISO 4618.2014 · ISO 15528 · ISO 15528.2000

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