ISO/CD 6791
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of contents of quinoline-insoluble material
Reference number
ISO/CD 6791
Edition 2
Committee Draft
ISO/CD 6791
A draft is being reviewed by the committee.
Will replace ISO 6791:1981


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

  •  : Under development
    : Committee draft (CD) registered [30.00]
  •  : 2
  • ISO/TC 226
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