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ISO 720:1985

Glass — Hydrolytic resistance of glass grains at 121 degrees C — Method of test and classification ISO 720:1985

Publication date:   Oct 10, 1985

95.99   Withdrawal of Standard   Sep 11, 2020

General information

95.99   Withdrawal of Standard   Sep 11, 2020

ISO

ISO/TC 76 Transfusion, infusion and injection, and blood processing equipment for medical and pharmaceutical use

International Standard

81.040.01   Glass in general

Buying

Withdrawn

Language in which you want to receive the document.

Scope

The principle, reagents, apparatus and the procedure are specified. The resistance is expressed by the volume of acid required for titration of the alkali extracted from the unit mass of glass. The permissible range of the values obtained and the limit values in the hydrolytic resistance grain test are listed.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 720:1981

NOW

WITHDRAWN
ISO 720:1985
95.99 Withdrawal of Standard
Sep 11, 2020

REVISED BY

ABANDON
ISO/WD 720

PUBLISHED
ISO 720:2020




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