International Organization for Standardization (ISO)
Latest
ISO 6376:1980
Scope
Specifies a gravimetric method, the principle of which consists in weighing the fraction of a test portion of pitch which is insoluble in toluene after boiling for a specified period.
ISO 6376:1980 history
1980ISO 6376:1980 Carbonaceous materials for the production of aluminium; Pitch for electrodes; Determination of content of toluene-insoluble material