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Aluminium oxide primarily used for the production of aluminium — Determination of an adsorption index
90.93 Standard confirmed
Sodium fluoride primarily used for the production of aluminium — Determination of iron content — 1,10- Phenanthroline photometric method
90.60 Close of review
Sodium fluoride primarily used for the production of aluminium — Determination of silica content — Reduced molybdosilicate spectrophotometric method
90.60 Close of review
Sodium fluoride primarily used for the production of aluminium — Determination of soluble sulphates content — Turbidimetric method
90.93 Standard confirmed
Sodium fluoride primarily used for the production of aluminium — Determination of chlorides content — Turbidimetric method
90.60 Close of review
Cryolite primarily used for the production of aluminium — Determination of elements — Wavelength-dispersive X-ray fluorescence spectrometric method using pressed powder tablets
60.60 Standard published
Carbonaceous materials used in the production of aluminium — Calcined coke and calcined carbon products — Determination of total sulfur by the Eschka method
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of water content — Azeotropic distillation (Dean and Stark) method
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Part 1: Determination of softening point by the ring-and-ball method
60.60 Standard published
Carbonaceous materials used in the production of aluminium — Pitch for electrodes — Part 2: Determination of the softening point (Mettler softening point method)
90.93 Standard confirmed
Carbonaceous materials used in the production of aluminium — Pitch for electrodes — Sampling
90.20 Standard under periodical review
Carbonaceous materials for the production of aluminium — Coke for electrodes — Sampling
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of content of toluene-insoluble material
90.92 Standard to be revised
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of contents of quinoline-insoluble material
90.92 Standard to be revised
Carbonaceous materials for the production of aluminium — Calcined coke — Determination of apparent oil content — Heating method
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of coking value
90.92 Standard to be revised
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of coking value — Technical Corrigendum 1
60.60 Standard published
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of density — Pycnometric method
90.93 Standard confirmed