Phenolic, amino and condensation resins - Determination of free-formaldehyde content (ISO 11402:2004); German version EN ISO 11402:2005, Corrigenda to DIN EN ISO 11402:2005-09; German version EN ISO 11402:2005/AC:2006— 2 стр.
Plastics - Determination of the total luminous transmittance of transparent materials - Part 2: Double-beam instrument (ISO 13468-2:1999); German version EN ISO 13468-2:2006— 11 стр.