Test charts for micrography - Part 3: Test table for microfilming with planetary camera of technical drawings
Edition 2013-03

German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 3: Toxicity test for assessing the inhibition of the dehydrogenase activity of activated sludge microorganisms (TTC-Test) (L 3)
Edition 2010-10

Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials - Part 3: Up-flow percolation test (ISO 21268-3:2019); German version EN ISO 21268-3:2019
Edition 2020-09

Paints and varnishes - Determination of stone-chip resistance of coatings - Part 3: Single-impact test with a free-flying impact body (ISO 20567-3:2012); German version EN ISO 20567-3:2012
Edition 2013-04

Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 3: Fittings; German version EN 12201-3:2011+A1:2012
Edition 2013-01

Plastics - Methods of exposure to solar radiation - Part 3: Intensified weathering using concentrated solar radiation (ISO 877-3:2018); German version EN ISO 877-3:2018
Edition 2018-09

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020); German version EN ISO 11691:2020
Edition 2021-03