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  4. Standard "ISO 21257:2024-ed.2.0"
Standard ISO 21257:2024-ed.2.0 23.10.2024 preview

ISO 21257:2024-ed.2.0

Plastics — Polymer polyols for use in the production of polyurethanes — Determination of the residual acrylonitrile and styrene monomer content by gas chromatography

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STANDARD published on 23.10.2024


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The information about the standard:

Designation standards: ISO 21257:2024-ed.2.0
Publication date standards: 23.10.2024
SKU: NS-1203772
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: International technical standard
Category: Technical standards ISO

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Thermosetting materials

Annotation of standard text ISO 21257:2024-ed.2.0 :

Description / Abstract: This document specifies a method for the determination of the residual acrylonitrile monomer and styrene monomer in polymer polyols by gas chromatography.

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