This document specifies general methods, with suitable test conditions, for the determination of the ash of a range of plastics. The particular conditions chosen can be included in the specifications for the plastic material in question.
Particular conditions applicable to poly(alkylene terephthalate) materials, unplasticized cellulose acetate, polyamides and poly(vinyl chloride) plastics, including some specific filled, glass-fibre-reinforced and flame-retarded materials, are specified in ISO 3451-2, ISO 3451-3, ISO 3451-4 and ISO 3451-5.
PUBLISHED
ISO 3451-1:2019
PROJECT
ISO/DIS 3451-1
40.20
DIS ballot initiated: 12 weeks
Jul 3, 2025
Plastics - Determination of ash - Part 1: General methods (ISO/DIS 3451-1:2025)
40.20 DIS ballot initiated: 12 weeks
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