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ISO 2069:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of calcium content — Flame atomic absorption methodISO 2070:1997WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of calcium contentISO 2070:1981WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of calcium content — Naphthalhydroxamic acid spectrophotometric methodISO 2071:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of zinc content — Flame atomic absorption methodISO 2072:1981WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of zinc content — PAN photometric methodISO 2073:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Preparation of solution for analysis — Method by hydrochloric acid attack under pressureISO 2926:2005WithdrawnAluminium oxide used for the production of primary aluminium — Particle size analysis for the range 45 µm to 150 µm — Method using electroformed sievesISO 2926:1974WithdrawnAluminium oxide primarily used for the production of aluminium — Particle size analysis — Sieving methodISO 3390:1976WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of manganese content — Flame atomic absorption methodISO 5940:1981WithdrawnCarbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of softening point by the ring-and-ball methodISO 6257:1980WithdrawnCarbonaceous materials used in the production of aluminium — Pitch for electrodes — SamplingISO 6998:1984WithdrawnCarbonaceous materials for the production of aluminium — Pitch for electrodes — Determination of coking valueISO 8005:1984WithdrawnCarbonaceous materials used in the production of aluminium — Green and calcined coke — Determination of ash contentISO 8007:1985WithdrawnCarbonaceous materials used in the production of aluminium — Sampling from cathodic blocks and prebaked anodes — GeneralISO 8008:1986WithdrawnAluminium oxide primarily used for the production of aluminium — Determination of specific surface area by nitrogen adsorption — Single-point methodISO 9406:1988WithdrawnCarbonaceous materials for the production of aluminium — Green coke — Determination of volatile matter content by gravimetric analysisISO 10143:2014WithdrawnCarbonaceous materials for the production of aluminium — Calcined coke for electrodes — Determination of the electrical resistivity of granulesISO 10143:1995WithdrawnCarbonaceous materials for the production of aluminium — Calcined coke for electrodes — Determination of the electrical resistivity of granulesISO 11713:2000WithdrawnCarbonaceous materials used in the production of aluminium — Cathode blocks and baked anodes — Determination of electrical resistivity at ambient temperatureISO 12984:2000WithdrawnCarbonaceous materials used in the production of aluminium — Calcined coke — Determination of particle size distributionISO 12985-1:2000WithdrawnCarbonaceous materials used in the production of aluminium — Baked anodes and cathode blocks — Part 1: Determination of apparent density using a dimensions methodISO 12985-2:2000WithdrawnCarbonaceous materials used in the production of aluminium — Baked anodes and cathode blocks — Part 2: Determination of apparent density and of open porosity using a hydrostatic methodISO 12986-2:2009WithdrawnCarbonaceous materials used in the production of aluminium — Prebaked anodes and cathode blocks — Part 2: Determination of flexural strength by the four-point methodISO 12986-2:2005WithdrawnCarbonaceous materials used in the production of aluminium — Prebaked anodes and cathode blocks — Part 2: Determination of flexural strength by the four-point methodISO 12986-1:2000WithdrawnCarbonaceous materials used in the production of aluminium — Prebaked anodes and cathode blocks — Part 1: Determination of bending/shear strength by a three-point method