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ISO 23649:2025

ISO 23649:2025

ISO 23649:2025 Chemicals for the leather tanning industry - Determination of cyclosiloxanes

standard byInternational Organization for Standardization , 02/01/2025

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This document specifies a method for determining the total content of the following cyclosiloxanes in chemicals for the leather tanning industry:

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— octamethylcyclotetrasiloxane (D4);

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— decamethylcyclopentasiloxane (D5);

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— dodecamethylcyclohexasiloxane (D6);

u000b

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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Published:

02/01/2025

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1 file , 1 Byte

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This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus

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