Cleanliness of medical devices - Risk orientated validation of cleanliness, development of acceptance criteria and selection of test methods; Text in German and English
Edition 2022-04

Testing of mineral oil hydrocarbons and similar liquids; determination of the grade of purity by gas-chromatography; n-heptane, iso-octane and toluene
Edition 1989-01

Testing of mineral products - Determination of grade of purity by gaschromatography - Part 2: Cetane and 1-Methyl-naphthaline
Edition 2004-09

Testing of aggregates - Testing with respect to purity
Edition 2013-10

Solvents for paints and varnishes - Alcohols - Gas chromatographic determination of the degree of purity
Edition 2009-08

Solvents for paints and varnishes - Acetic esters - Gas chromatographic determination of the degree of purity
Edition 2006-07

Solvents for paints and varnishes - Ketones - Gas chromatographic determination of the degree of purity
Edition 2009-08

Solvents for paints and varnishes - Ethylene glycol ethers - Gas chromatographic determination of the degree of purity
Edition 2006-09

Solvents for paints and varnishes - Propylene glycol ethers - Gas chromatographic determination of the degree of purity
Edition 2006-09

Biotechnology - Guidance on assessment of the purity, biological activity and stability of microorganism based products; German version EN 12689:1998
Edition 1998-10