ISO 23649:2025
ISO 23649:2025 Chemicals for the leather tanning industry – Determination of cyclosiloxanes
CDN $129.00
Description
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.
Edition
1
Published Date
2025-02-14
Status
PUBLISHED
Pages
9
Language
English
Format
Secure PDF
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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.
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