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ISO 6964:1986

Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis — Test method and basic specification

Dec 11, 1986
95.99 Withdrawal of Standard   Feb 27, 2019

General information

95.99     Feb 27, 2019

ISO

ISO/TC 138/SC 5

International Standard

23.040.20  

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Scope

The determination is carried out by pyrolysis of a test portion at 550 °C in nitrogen followd by a calcination in a muffle furnace at 900 °C. The carbon black content is calculated from difference in mass before and after calcination. When so determined the carbon black content in polyethylen pipe material shall be 2,5 0,5 % (m/m).

Life cycle

NOW

WITHDRAWN
ISO 6964:1986
95.99 Withdrawal of Standard
Feb 27, 2019

REVISED BY

PUBLISHED
ISO 6964:2019