ISO 21135:2024

ISO 21135:2024

Chemicals for the leather tanning industry — Determination of the total content of certain bisphenols

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Details

This document specifies a method for determining the total content (solvent extractable) of the following bisphenols in chemicals for the leather tanning industry: — bisphenol A, — bisphenol AF, — bisphenol B, — bisphenol F, — bisphenol S. This method requires the use of liquid chromatography (LC) with either a single quadrupole mass spectrometer (MS), a triple quadrupole mass spectrometer (MS/MS), an ultraviolet (UV) detector, a diode array detector (DAD) or a fluorescence detector (FLD) to identify and quantify the bisphenols. NOTE 1 This method can also be used for other bisphenols if they are validated by the laboratory. NOTE 2 Bisphenol S cannot be detected with FLD.

Zusätzliche Information

Autor International Organization for Standardization (ISO)
Komitee IULTCS
Veröffentlicht von ISO
Document type Normen
Ausgabe 1
ICS 59.140.30 : Leder und Pelze
Seitenzahl 13
Schlagwort ISO 21135:2024