GB/T 19789-2021
Packaging material—Test method for oxygen gas permeability characteristics of plastic film and sheeting—Coulometric sensor (English Version)

Standard No.

GB/T 19789-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 19789-2021

Replace

GB/T 19789-2005

Scope

This document specifies the test principle, sample, sample state adjustment and test environment, instruments and materials, diffusion conditions, test procedures, result calculation, test Results, and test reports. This document is suitable for testing the oxygen permeability of packaging materials such as plastic films, sheets, composite materials, paper-plastic composite materials, and plastic-coated fabrics.

GB/T 19789-2021 Referenced Document

• GB/T 6672-2001 Plastics film and sheeting Determination of thickness by mechanical scanning

GB/T 19789-2021 history

• 2021 GB/T 19789-2021 Packaging material—Test method for oxygen gas permeability characteristics of plastic film and sheeting—Coulometric sensor
• 2005 GB/T 19789-2005 Packaging material.Test method for oxygen gas permeability characteristics of plastic film and sheeting.Coulometric sensor