Codes & Standards - Purchase
ISO 6791:1981
Carbonaceous materials for the production of aluminium -- Pitch for electrodes -- Determination of contents of quinoline-insoluble material
SKU: iso_013289_105511
Published by ISO
Publication Year 1981
1 Edition
3 pages
Product Details
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.