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ISO/NP 27154

Cellular Plastics --Determination of the content of retained blowing agents

General information

10.20     Sep 23, 2026

ISO

ISO/TC 61/SC 10

International Standard

Scope

This document specifies a method for the determination of the content of blowing agents in cellular plastics, including rigid polyurethane foam (PUR), polyisocyanurate foam (PIR), extruded polystyrene foam (XPS), and expanded polystyrene foam (EPS), by headspace-gas chromatography (HS-GC).
Two variants of the method are specified:
— Method A (Chemical degradation combined with HS-GC): This method is applicable to PUR and PIR, .
— Method B (Physical dissolution combined with HS-GC): This method is applicable to XPS and EPS.

Life cycle

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PROJECT
ISO/NP 27154
10.20 New project ballot initiated
Sep 23, 2026