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ISO 18842:2015PublishedAluminium oxide primarily used for the production of aluminium — Method for the determination of tapped and untapped densityISO 18843:2015PublishedAluminium oxide primarily used for the production of aluminium — Method for the determination of flow timeISO 19950:2015PublishedAluminium oxide primarily used for the production of aluminium — Determination of alpha alumina content — Method using X-ray diffraction net peak areasISO 20202:2004PublishedCarbonaceous materials used in the production of aluminium — Cold and tepid ramming pastes — Preparation of baked test pieces and determination of loss on bakingISO 20292:2009PublishedMaterials for the production of primary aluminium — Dense refractory bricks — Determination of cryolite resistanceISO 21687:2007PublishedCarbonaceous materials used in the production of aluminium — Determination of density by gas pyknometry (volumetric) using helium as the analysis gas — Solid materialsISO 22731:2020PublishedCarbonaceous materials used in the production of aluminium — Cathode — Cathode abrasion testingISO 23028:2019PublishedAluminium oxide primarily used for the production of aluminium — Preparation and storage of test samplesISO 23201:2015PublishedAluminium oxide primarily used for production of aluminium — Determination of trace elements — Wavelength dispersive X-ray fluorescence spectrometric methodISO 23202:2006PublishedAluminium oxide used for the production of aluminium — Determination of particles passing a 20 micrometre aperture sieveISO 6376Under developmentCarbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of content of toluene-insoluble materialISO 6791Under developmentCarbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of contents of quinoline-insoluble materialISO 6998Under developmentCarbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of coking valueISO/FDIS 12926Under developmentAluminium fluoride for industrial use — Determination of elements — Wavelength dispersive X-ray fluorescence spectrometric method using pressed powder tabletsISO 802:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Preparation and storage of test samplesISO 803:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of loss of mass at 300 degrees C (conventional moisture)ISO 804:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Preparation of solution for analysis — Method by alkaline fusionISO 805:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of iron content — 1,10- Phenanthroline photometric methodISO 806:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of loss of mass at 1 000 degrees C and 1 200 degrees CISO 900:1977WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of titanium content — Diantipyrylmethane photometric methodISO 901:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of absolute density — Pyknometer methodISO 903:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of untamped densityISO 1232:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of silica content — Reduced molybdosilicate spectrophotometric methodISO 1617:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of sodium content — Flame emission spectrophotometric methodISO 1618:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of vanadium content — N-Benzoyl-N-phenylhydroxylamine photometric method