ISO INTERNATIONAL STANDARD 1628-1 Fourth edition 2021-02 Plastics Determination of the viscosity of polymers in dilute solution using capillary viscometers Part 1: General principles Plastiques Determination de la viscosité des polymeres en solution diluée a I'aide de viscosimetres a capillaires- Partie 1: Principes généraux Reference number ISO 1628-1:2021(E) Tso @ ISO 2021 IS0 1628-1:2021(E) COPYRIGHT PROTECTED DOCUMENT @IS02021 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may on the internet or an intranet, without prior written permission. Permission can be requested from either Iso at the address below or Iso's member body in the country ofthe requester Iso copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved