Geotextiles and geotextile-related products - Screening test method for determining the resistance to acid and alkaline liquids (ISO/TR 12960:1998, modified) (includes Amendment A1:2003); German version EN 14030:2001 + A1:2003— 8 стр.
Geotextiles and geotextile-related products - Method for determining the microbiological resistance by a soil burial test; German version EN 12225:2000— 7 стр.
Geotextiles and geotextile-related products - Screening test method for determining the resistance to hydrolysis in water; German version EN 12447:2001— 8 стр.