Norm

ISO 5939:1980 en

Carbonaceous materials for the production of aluminium - Pitch for electrodes - Determination of water content Azeotropic distillation (Dean and Stark) method

31,57

Over deze norm

Status Definitief
Aantal pagina's 5
Gepubliceerd op 01-07-1980
Taal Engels
Describes a method comprising the heating of the pitch under reflux with xylene, collection in a receiver of the condensate of xylene and water and measurement of the volume of water which separates out in the graduated part of the receiver. Applies to pitches having water contents in the range between 0,1 and 2 % (m/m).

Details

ICS-code 71.100.10
Nederlandse titel Carbonaceous materials for the production of aluminium - Pitch for electrodes - Determination of water content Azeotropic distillation (Dean and Stark) method
Engelse titel Carbonaceous materials for the production of aluminium - Pitch for electrodes - Determination of water content Azeotropic distillation (Dean and Stark) method

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