prBAS EN ISO 23649:2026
Chemicals for the leather tanning industry - Determination of cyclosiloxanes (ISO 23649:2025)
General information
Status:Project
Number of pages:12
Adoption method:Proglašavanje
Language:engleski
Edition:1.
Realization date:06.11.2025
Forseen date for next stage code:16.03.2026
Technical committee:BAS/TC 48, Textile, leather, clothing and footwear
ICS:
59.140.30, Leather and furs
Abstract
This document specifies a method for determining the total content of the following cyclosiloxanes in chemicals for the leather tanning industry:
— octamethylcyclotetrasiloxane (D4);
— decamethylcyclopentasiloxane (D5);
— dodecamethylcyclohexasiloxane (D6);
This method requires the use of gas chromatography (GC) equipped with a single quadrupole mass spectrometer (MS) to identify and quantify the cyclosiloxanes.
Lifecycle
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Original document and degree of correspondence
EN ISO 23649:2025, identical
ISO 23649:2025, identical
Work material
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