ISO 305:1990

Plastics — Determination of thermal stability of poly(vinyl chloride), related chlorine-containing homopolymers and copolymers and their compounds — Discoloration method

Publication date: 12 pri 1990

95.99 Withdrawal of Standard 15 maj 2019

General information

Current stage: 95.99 Effective date: 15 maj 2019

Originator: ISO

Owner: ISO/TC 61/SC 9

Type: International Standard

ICS: 83.080.20

Gjuha: frëngjisht anglisht

Buying

Statusi: Shfuqizuar

PDF - 7 576 Lekë

Paper - 7 576 Lekë

CD - 7 576 Lekë

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Scope

Specification of a comparing method, based on the increasing discoloration of polyvinylchloride when exposed to heat, due to a decomposition reaction. Test pieces in diskform are placed between aluminium pieces and heated to the specified test temperature. After specified periods one test specimen at a time is taken out and the degree of discoloration assessed by visual examination or by measuring with a photometer.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 305:1976

NOW

WITHDRAWN
ISO 305:1990
95.99 Withdrawal of Standard
15 maj 2019

REVISED BY

PUBLISHED
ISO 305:2019

National adoptions

SSH EN ISO 305:1999

DPS

Plastikë - Përcaktimi i qëndrueshmërisë termike të poli (vinil kloridit), lidhjet me homopolimerët dhe kopolimerët të cilat përmbajnë klorinë dhe përbërjet e tyre - Metoda e çngjyrosjes (ISO 305:1990)

60.60 Standard published

DPS/KT 249 më tepër