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Carbonaceous materials used in the production of aluminium — Sampling plans and sampling from individual units — Part 1: Cathode blocks
90.93 Standard confirmed
Carbonaceous materials used in the production of aluminium — Sampling plans and sampling from individual units — Part 2: Prebaked anodes
90.93 Standard confirmed
Carbonaceous materials used in the production of aluminium — Sampling plans and sampling from individual units — Part 3: Sidewall blocks
90.93 Standard confirmed
Aluminium oxide primarily used for the production of aluminium — Determination of specific surface area by nitrogen adsorption
90.93 Standard confirmed
Aluminium oxide primarily used for the production of aluminium — Determination of loss of mass at 300 degrees C and 1 000 degrees C
90.20 Standard under periodical review
Aluminium oxide primarily used for the production of aluminium — Determination of the fine particle size distribution (less than 60 mu/m) — Method using electroformed sieves
90.93 Standard confirmed
Carbonaceous materials for use in the production of aluminium — Green and calcined coke — Determination of trace elements by flame atomic absorption spectrometry
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Calcined coke — Determination of oil content — Method by solvent extraction
90.93 Standard confirmed
Aluminium oxide primarily used for the production of aluminium — Measurement of the angle of repose
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of sulfur content by the bomb method
90.93 Standard confirmed
Carbonaceous materials used for the production of aluminium — Cathode blocks and prebaked anodes — Determination of the density in xylene by a pyknometric method
90.93 Standard confirmed
Carbonaceous materials for the production of aluminium — Green coke — Determination of volatile matter content by gravimetric analysis
90.93 Standard confirmed
Aluminium fluoride for industrial use — Determination of trace elements — Wavelength dispersive X-ray fluorescence spectrometric method using pressed powder tablets
30.00 Committee draft (CD) registered
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of content of toluene-insoluble material
30.00 Committee draft (CD) registered
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of contents of quinoline-insoluble material
30.00 Committee draft (CD) registered
Carbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of coking value
30.00 Committee draft (CD) registered
Carbonaceous materials used in the production of aluminium — Cathode blocks and baked anodes — Determination of the specific electrical resistivity at ambient temperature
40.60 Close of voting
Carbonaceous materials used in the production of aluminium — Cold and tepid ramming pastes — Preparation of unbaked test specimens and determination of apparent density after compaction
50.00 Final text received or FDIS registered for formal approval