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Norm
ISO 6964:1986
Issue date: 1986 12 11
Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis — Test method and basic specification
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 ...
Withdrawn: 2019 02 27
Publisher:
International Organization for Standardization
Format:
Digital | 2 Pages
Language:
English
Currently valid:
ICS
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).
ISO 6964:2019
2019 02 27
Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis —...
Norm
ISO 6964:1986
1986 12 11
Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis —...
Norm
↖
Norm
Issue date :
2019 02 27
Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis — Test method
