German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the chemical oxygen demand (COD), ranging from 5 to 50 mg/l (H 44)
Edition 1992-05

German Standard Methods for Examination of Water, Waste Water and Sludge; Summary Action and Material Characteristic Parameters (Group H); Determination of the Chemical Oxygen Demand (COD) in the Range over 15 mg/l (H41)
Edition 1980-12

ISO general purpose metric screw threads - Part 7: Nominal sizes for 2 mm fine pitch threads; nominal diameter from 17 mm to 300 mm
Edition 1999-11

Particle size analysis - Micropore analysis by gas adsorption - Part 4: Determination of pore distribution according to Horvath-Kawazoe and Saito-Foley
Edition 2004-09

Photogrammetric products - Part 4: Requirements for airborne and spaceborne digital cameras
Edition 2024-02

Railway applications - Track - Track geometry quality - Part 5: Geometric quality levels - Plain line, switches and crossings; German version EN 13848-5:2017
Edition 2017-10

Textile machinery - Safety requirements - Part 4: Yarn processing, cordage and rope manufacturing machinery (ISO 11111-4:2005 + Amd 1:2009 + Amd 2:2016); German version EN ISO 11111-4:2005 + A1:2009 + A2:2016
Edition 2016-12

Monolithic (unshaped) refractory products - Part 4: Determination of consistency of castables (ISO 1927-4:2012); German version EN ISO 1927-4:2012
Edition 2013-03

Identification card systems - Man-machine interface - Part 4: Coding of user requirements for people with special needs; German version EN 1332-4:2007
Edition 2007-09

Textile machinery - Safety requirements - Part 5: Preparatory machinery to weaving and knitting (ISO 11111-5:2005 + Amd 1:2009 + Amd 2:2016); German version EN ISO 11111-5:2005 + A1:2009 + A2:2016
Edition 2016-12