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ISO/FDIS 1776

Glass — Resistance to attack by hydrochloric acid at 100°C — Flame emission or flame atomic absorption spectrometric method ISO/FDIS 1776

General information

50.00   Final text received or FDIS registered for formal approval   Nov 11, 2026

ISO

ISO/TC 48/SC 7

International Standard

81.040.10   Raw materials and raw glass

Scope

The specified method applies to pieces of glass, preferable flat but if necessary curved, but from articles of laboratory glassware. Sample pieces are subjected to an aqueous hydrochloric acid solution, and the amount of alkali metal oxides extracted per unit area is determined as a measure of the acid resistance. Apparatus, reagents, and procedure are specified.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 1776:1985

NOW

IN_DEVELOPMENT
ISO/FDIS 1776
50.00 Final text received or FDIS registered for formal approval
Nov 11, 2026




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