EN ISO 3451-4:2024

SLOVENSKI STANDARD
oSIST prEN ISO 3451-4:2023
01-maj-2023
Polimerni materiali - Določevanje pepela - 4. del: Poliamidi (ISO/DIS 3451-4:2023)
Plastics - Determination of ash - Part 4: Polyamides (ISO/DIS 3451-4:2023)
Kunststoffe - Bestimmung der Asche - Teil 4: Polyamide (ISO/DIS 3451-4:2023)
Plastiques - Détermination du taux de cendres - Partie 4: Polyamides (ISO/DIS 3451-
4:2023)
Ta slovenski standard je istoveten z: prEN ISO 3451-4
ICS:
83.080.20 Plastomeri Thermoplastic materials
oSIST prEN ISO 3451-4:2023 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN ISO 3451-4:2023

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oSIST prEN ISO 3451-4:2023
DRAFT INTERNATIONAL STANDARD
ISO/DIS 3451-4
ISO/TC 61/SC 5 Secretariat: DIN
Voting begins on: Voting terminates on:
2023-03-22 2023-06-14
Plastics — Determination of ash —
Part 4:
Polyamides
Plastiques — Détermination du taux de cendres —
Partie 4: Polyamides
ICS: 83.080.20
This document is circulated as received from the committee secretariat.
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENT AND APPROVAL. IT IS
ISO/CEN PARALLEL PROCESSING
THEREFORE SUBJECT TO CHANGE AND MAY
NOT BE REFERRED TO AS AN INTERNATIONAL
STANDARD UNTIL PUBLISHED AS SUCH.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL,
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USER PURPOSES, DRAFT INTERNATIONAL
STANDARDS MAY ON OCCASION HAVE TO
BE CONSIDERED IN THE LIGHT OF THEIR
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
Reference number
NATIONAL REGULATIONS.
ISO/DIS 3451-4:2023(E)
RECIPIENTS OF THIS DRAFT ARE INVITED
TO SUBMIT, WITH THEIR COMMENTS,
NOTIFICATION OF ANY RELEVANT PATENT
RIGHTS OF WHICH THEY ARE AWARE AND TO
PROVIDE SUPPORTING DOCUMENTATION. © ISO 2023

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oSIST prEN ISO 3451-4:2023
ISO/DIS 3451-4:2023(E)
DRAFT INTERNATIONAL STANDARD
ISO/DIS 3451-4
ISO/TC 61/SC 5 Secretariat: DIN
Voting begins on: Voting terminates on:

Plastics — Determination of ash —
Part 4:
Polyamides
Plastiques — Détermination du taux de cendres —
Partie 4: Polyamides
ICS: 83.080.20
This document is circulated as received from the committee secretariat.
COPYRIGHT PROTECTED DOCUMENT
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENT AND APPROVAL. IT IS
© ISO 2023
ISO/CEN PARALLEL PROCESSING
THEREFORE SUBJECT TO CHANGE AND MAY
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
NOT BE REFERRED TO AS AN INTERNATIONAL
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on STANDARD UNTIL PUBLISHED AS SUCH.
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WHICH REFERENCE MAY BE MADE IN
Reference number
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NATIONAL REGULATIONS.
Website: www.iso.org ISO/DIS 3451-4:2023(E)
RECIPIENTS OF THIS DRAFT ARE INVITED
Published in Switzerland
TO SUBMIT, WITH THEIR COMMENTS,
NOTIFICATION OF ANY RELEVANT PATENT
RIGHTS OF WHICH THEY ARE AWARE AND TO
ii
  © ISO 2023 – All rights reserved
PROVIDE SUPPORTING DOCUMENTATION. © ISO 2023

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oSIST prEN ISO 3451-4:2023
ISO/DIS 3451-4:2023(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle .
...