Normas ISO

Carbonaceous materials for the production of aluminium -- Pitch for electrodes -- Determination of softening point by the ring-and-ball method

Carbonaceous materials for the production of aluminium -- Pitch for electrodes -- Determination of water content -- Azeotropic distillation (Dean and Stark) method

Cryolite, natural and artificial, and aluminium fluoride for industrial use -- Determination of sulphur content -- X-ray fluorescence spectrometric method

Cryolite, natural and artificial, and aluminium fluoride for industrial use -- Determination of phosphorus content -- Reduced molybdophosphate photometric method

Fire tests -- Evaluation of performance of smoke control door assemblies-- Part 1: Ambient temperature test

Fire tests -- Reaction to fire -- Smoke generated by building products (dual-chamber test)