Plastics — Methods of exposure to determine the wavelength dependent degradation using spectrally dispersed radiation
NORMA vydaná dňa 23.5.2019
Označenie normy: ISO 21475:2019
Dátum vydania normy: 23.5.2019
Počet strán: 18
Približná hmotnosť: 54 g (0.12 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: This document specifies methods of determining the spectral response of all kind of plastics materials to ultraviolet and visible radiation by an irradiation test with spectrally dispersed irradiation. NOTE Typical specimens that are evaluated include: films, liquids, plaques, pellets, powders, sheets and discs.