Reference number
ISO 6791:1981
International Standard
ISO 6791:1981
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of contents of quinoline-insoluble material
Edition 1
1981-11
Read sample
ISO 6791:1981
13289
Published (Edition 1, 1981)
This publication was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 6791:1981

ISO 6791:1981
13289
Language
Format
CHF 42
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Abstract

Specifies a conventional gravimetric method for the determination. A test portion ist reated with quinoline in a beaker at 70 to 80 °C for 15 to 20 min. Then the dissolved test portion and the residue are brought to a Hartley funnel fitted with a filter pad, and are filtered. The washed and dried residue on the filter pad is weighed.

General information

  •  : Published
     : 1981-11
    : International Standard to be revised [90.92]
  •  : 1
     : 3
  • ISO/TC 226
    71.100.10 
  • RSS updates

Life cycle

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