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ISO 5939:1980

Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of water content — Azeotropic distillation (Dean and Stark) method
1. 7. 1980.

Опште информације

90.93     27. 10. 2025.

ISO

ISO/TC 226

Međunarodni standard

71.100.10  

francuski   engleski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

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).

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO 5939:1980
90.93 Odluka o potvrđivanju standarda
27. 10. 2025.