GB/T 32371.3-2015Short term method for measuring the emission prorerties of low-solvent or solvent-free adhesives after application—Part 3: Determination of volatile aldehydes (English PDF)
低溶剂型或无溶剂型胶粘剂涂敷后释放特性的短期测量方法 第3部分：挥发性醛类化合物的测定
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 31, 2015
Implementation date
July 1, 2016
Scope
GB/T 32371.3-2015 is the English-translated version of 低溶剂型或无溶剂型胶粘剂涂敷后释放特性的短期测量方法 第3部分：挥发性醛类化合物的测定.
GB/T 32371.3-2015 is the Chinese standard "Short term method for measuring the emission prorerties of low-solvent or solvent-free adhesives after application—Part 3: Determination of volatile aldehydes".
Its scope clause reads: This section GB/T 32371 specifies the low-solvent or solvent-free adhesives volatile aldehydes (especially formaldehyde and acetaldehyde) and Determination of other carbonyl compounds content.
This section applies only to the low-solvent or solvent-free adhesive coated surface of the release was measured in the short term volatile aldehydes. Its clauses include reagents.
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Document preview — GB/T 32371.3-2015
National Standard of the People's Republic of China
- ICS
- 83.180
- Classification
- G 38
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 4 Reagents
- 4.1 acetonitrile
- 4.2 Standards
1 Scope
This section GB/T 32371 specifies the low-solvent or solvent-free adhesives volatile aldehydes (especially formaldehyde and acetaldehyde) and
Determination of other carbonyl compounds content.
This section applies only to the low-solvent or solvent-free adhesive coated surface of the release was measured in the short term volatile aldehydes.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 32371.1 after low-solvent or solvent-free adhesive coated release characteristics of short-term methods of measurement - Part 1. General
ISO 16000-3 Indoor air - Part 3. Indoor air formaldehyde test chamber and other carbonyl compounds and determination of active sampling
France (Indoorair-Part 3. Determinationofformaldehydeandothercarbonylcompoundsinindoorairand testchamberair-Activesamplingmethod)
ISO 16000-9 Indoor air - Part 9. Determination of building products and furniture VOC emission test release
Test cabin Act (Indoorair-Part 9. Determinationoftheemissionofvolatileorganiccompoundsfrom buildingproductsandfurnishing-Emissiontestchambermethod)
Manual sampling pumps - Requirements and test methods (Workplaceatmos- EN1232 workplace atmospheric chemicals pheres-Pumpsforpersonalsamplingofchemicalagents-Requirementsandtestmethods)
Principle 3
Release test cabin air to flow out of the right and dip coating adsorption of 2,4-dinitrophenylhydrazine (DNPH) silicone tube, gas
Aldehydes and other carbonyl compounds silicone tube 2,4 dinitrophenylhydrazine reacts with stable Dinitrophenylhydrozones compounds, washed with acetonitrile
After removal, constant volume, liquid column separation, with the use of ultraviolet (UV) detector or diode array detector (DAD) High Performance Liquid
Chromatograph measured. Formaldehyde, acetaldehyde and other aldehydes reaction of Dinitrophenylhydrozones with the standard spectra and retention time
Comparison of qualitative, quantitative by peak height or peak area.
4 Reagents
4.1 acetonitrile
HPLC grade.
4.2 Standards
Commercially available DNPH - aldehyde derivative (or derivatives thereof in a solution of acetonitrile). If dinitrophenylhydrazine - aldehyde derivative in the laboratory […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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Related Standards
GB/T 32371.4-2015 — Short term method for measuring the emission properties of low-solvent or solvent-free adhesives after application—Part 4: Determination of volatile diisocyanates
GB/T 32371.2-2015 — Short term method for measuring the emission prorerties of low-solvent or solvent-free adhesives after application—Part 2: Determination of volatile organic compound
GB/T 32371.1-2015 — Short term method for measuring the emission prorerties of low-solvent or solvent-free adhesives after application—Part 1: General procedure
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