Standard Active Last Updated: Jan 09, 2018
ASTM E438-92(2018)

Standard Specification for Glasses in Laboratory Apparatus

Abstract

This specification covers the glasses commonly used to manufacture laboratory glass apparatus. Three types of glasses are included: Type I, Class A which is a low-expansion borosilicate glass, Type I, Class B which is an alumino-borosilicate glass, and Type II which is a soda-lime glass. Different tests shall be conducted in order to determine the following properties of glasses: linear coefficient of expansion, annealing point, softening point, density, and chemical durability.

Scope

1.1 This specification covers the glasses commonly used to manufacture laboratory glass apparatus.

1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Price:
Contact Sales
Related
Reprints and Permissions
Reprints and copyright permissions can be requested through the
Copyright Clearance Center
Details
Book of Standards Volume: 14.04
Developed by Subcommittee: E41.01
Pages: 3
DOI: 10.1520/E0438-92R18
ICS Code: 71.040.20; 81.040.30