German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 35: Determination of arsenic - Method by graphite furnace atomic absorption spectrometry (GF-AAS) (D 35)
Edition 2004-09

German standard methods for examination of water, waste water and sludge - Cations (group E) - Part 8: Determination of zinc - Method by atomic absorption spectrometry (AAS) using an air-ethine flame (E 8)
Edition 2004-10

Piston-operated volumetric apparatus - Part 8: Photometric reference measurement procedure for the determination of volume (ISO 8655-8:2022); German version EN ISO 8655-8:2022
Edition 2022-11

Open Colour Communication; Text in German and English
Edition 2019-04

Packaging test - Opaque and/or white pigmented films - Determination of opacity
Edition 2021-10

Leather - Determination of surface reflectance (ISO 17502:2013); German version EN ISO 17502:2013
Edition 2013-08

Plastics - Determination of the total luminous transmittance of transparent materials - Part 2: Double-beam instrument (ISO 13468-2:2021)
Edition 2022-04-15

Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
Edition 2011-07

Plastics - Determination of the total luminous transmittance of transparent materials - Part 2: Double-beam instrument (ISO 13468-2:2021)
Edition 2021-08

Testing of paper and board - Basic parameters for determination of reflectance factor - Part 2: Measurements made on fluorescent specimens
Edition 2012-03