Milk and liquid milk products - Guidelines for the application of mid-infrared spectrometry (ISO 9622:2013)
Edition 2017-04

Rolling bearings - Noise testing of rolling bearing greases - Part 4: Test and evaluation method NQ (ISO 21250-4:2020)
Edition 2023-09

Steels - Determination of calcium content - Flame atomic absorption spectrometric method (FAAS); German version EN 10177:2019
Edition 2019-10

German standard methods for the examination of water, waste water and sludge - Jointly determinable substances (group F) - Part 17: Determination of selected nitroaromatic compounds by gas-liquid chromatography (F 17)
Edition 1999-02

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 32: Determination of iron by atomic absorption spectrometry (E 32)
Edition 2000-05

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of copper by atomic absorption spectrometry (AAS) (E 7)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of nickel by atomic absorption spectrometry (AAS) (E 11)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of cobalt by atomic absorption spectrometry (AAS) (E 24)
Edition 1993-03

Non-destructive testing - Ultrasonic testing of steel bars; German version EN 10308:2001
Edition 2002-03

Testing of liquid mineral hydrocarbons - Determination of mercaptan sulfur content - Potentiometric method
Edition 2010-08