Normas ISO

Carbonaceous materials used in the production of aluminium -- Pitch for electrodes -- Determination of ash

Carbonaceous materials for the production of aluminium -- Calcined coke and calcined carbon products -- Determination of the density in xylene -- Pyknometric method

Carbonaceous materials used in the production of aluminium -- Pitch for electrodes -- Measurement of dynamic viscosity

Mechanical vibrations -- Land vehicles -- Method for reporting measured data

Cinematography -- Underexposed motion-picture film requiring forced development -- Designation method

Ambient air -- Determination of the mass concentration of nitrogen oxides -- Chemiluminescence method