Road marking materials - Premix glass beads (includes Amendment A1:2003); German version EN 1424:1997 + A1:2003
Edition 2003-08

Ion exchanger, adsorption resins and hybrid adsorber for water treatment - Technical delivery conditions
Edition 2013-03

Testing of metal working fluids; determination of the stability of emulsified metal working fluids in hard water
Edition 1991-08

Leaching of solid materials - Percolation method for the joint examination of the leaching behaviour of inorganic and organic substances
Edition 2023-07

Testing of paper and board - Determination of the surface colony count (OKZₛ)
Edition 2021-02

Testing of paper and board; determination of the total colony count
Edition 1992-04

Gaskets for gas supply - Part 6: Gasket material based on fibres, graphite or polytetrafluoroethylene (PTFE) for gas valves, gas appliances and gas mains
Edition 2019-04

Solvents for paints and varnishes - Determination of evaporation residue
Edition 2009-08

pH measurement - Reference buffer solutions for the calibration of pH measuring equipment
Edition 2015-05

Water quality - Determination of dissolved perchlorate - Method using ion chromatography (IC) (ISO 19340:2017); German version EN ISO 19340:2017
Edition 2019-01