German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 51: Calibration of analytical methods - Linear calibration (A 51)
Edition 2017-05

Reference test method for release of nickel from all post assemblies which are inserted into pierced parts of the human body and articles intended to come into direct and prolonged contact with the skin; German version EN 1811:2023
Edition 2023-04

Admixtures for concrete, mortar and grout - Part 6: Sampling, assessment and verification of the constancy of performance; German version EN 934-6:2019
Edition 2019-05

Petroleum waxes - Determination of oil content
Edition 2023-07

Surface active agents - Bio-based surfactants - Requirements and test methods; German version EN 17035:2021
Edition 2021-12

Solid recovered fuels - Vocabulary (ISO 21637:2020); German version EN ISO 21637:2020
Edition 2021-04

Testing of solid fuels - Determination of the bulk density of solid fuels
Edition 2001-06

Petroleum products and hydrocarbon solvents - Detection of thiols and other sulfur species - Doctor test (ISO 5275:2003)
Edition 2005-10

Soil, investigation and testing - Determination of density of solid particles - Wide mouth pycnometer
Edition 2019-02

Methods of test for mortar for masonry - Part 9: Determination of workable life and correction time of fresh mortar; German version EN 1015-9:1999+A1:2006
Edition 2007-05