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sklademVydáno: 1981
ISO 6791:1981
ISO 6791:1981-Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of contents of quinoline-insoluble material
Formát
Dostupnost
Cena a měna
Anglicky PDF
K okamžitému stažení
1200 Kč
Francouzsky PDF
K okamžitému stažení
1200 Kč
Anglicky Tisk
Skladem
1200 Kč
Francouzsky Tisk
Skladem
1200 Kč
Označení normy: | ISO 6791:1981 |
Počet stran: | 3 |
Vydání: | 1 |
Vydáno: | 1981 |
Popis
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.