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
SRPS EN ISO 3451-1:2019
PROJECT
dnaSRPS EN ISO 3451-1:2024
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Mar 5, 2026
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