Download or read book GB T 40933 2021 Translated English of Chinese Standard GB T 40933 2021 GBT40933 2021 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-01-22 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document gives producers and users test procedures for selecting and characterizing single or multilayer thermoplastic films. The purpose is to provide guidance for testing of films for which there are no existing standards or specifications. NOTE: This document does not cover sample preparation. This document is intended to provide general guidance. If a standard exists for a particular film product, the requirements of that document take precedence over this document. It does not involve specific application-specific requirements stipulated by a country, region, or industry. The importance and suitability of the data is determined by the user.