This specification stipulates performance requirements for radio interference measuring apparatus including the associated standard artificial-mains network. It also specifies the requirements that have to be met in the measurement of noise voltages at the terminals of interference producing apparatus and the measurement of noise fields from such apparatus.
Method of test for textiles, Method 4.21: Colourfastness tests - Determination of colourfastness to light using an artificial light source (mercury vapour, tungsten filament, internally phosphor-coated lamp)