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UNE EN ISO 3451-4:2024
Plastics - Determination of ash - Part 4: Polyamides (ISO 3451-4:2024)
Plásticos. Determinación del contenido en cenizas. Parte 4: Poliamidas. (ISO 3451-4:2024).
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| Standard number: | UNE EN ISO 3451-4:2024 |
| Pages: | 13 |
| Released: | 2024-11-06 |
| Status: | Standard |
DESCRIPTION
UNE EN ISO 3451-4:2024
This document specifies methods for determination of the ash of polyamides, both filled and unfilled. The general procedures given in ISO 3451-1 are followed. For unfilled materials method A and method D or method C of ISO 3451-1:2019 is used. For filled and glass-fibre reinforced materials method A and method D of ISO 3451-1:2019 is used. For glass-fibre filled materials containing flame retardant, antimony trioxide, and/or other, volatilizable, additives such as pigment zinc sulfide, a modification is incorporated to remove these as volatile bromine component(s).