ISO/DIS 4484-4

Textiles and textile products — Microplastics from textile sources — Part 4: Quantitative thermal or gravimetric analysis of certain synthetic materials released from fabrics during washing

General information

40.60   Close of voting   Sep 10, 2026

ISO

ISO/TC 38 Textiles

International Standard

59.080.01   Textiles in general | 13.020.40   Pollution, pollution control and conservation

Scope

This document specifies a thermal method and a gravimetric method for a quantitative determination of the certain synthetic materials (polyester, polyamide, acrylic, elastane, polypropylene and polyethylene) released from fabrics under washing test conditions.

This method is applicable to synthetic fabric and synthetic/natural blended fabric
- Synthetic/cellulosic fabrics (e.g. PET/Cotton, Nylon/Cotton, Acrylic/Cotton)
- Synthetic/protein fabrics (e.g. PET/Wool, Nylon/Wool, Acrylic/Wool)

Life cycle

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IN_DEVELOPMENT
ISO/DIS 4484-4
40.60 Close of voting
Sep 10, 2026