Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density; German version EN 13040:1999— 9 стр.
Plastics - Smoke generation - Part 2: Determination of optical density by a single-chamber test (ISO 5659-2:2006); German version EN ISO 5659-2:2006— 44 стр.
Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density; German version EN 13040:2007— 19 стр.
Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density; German version EN 13040:2007— 19 стр.