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ISO/TC 28/SC 2
Measurement of petroleum and related products
DIN EN 62471 Beiblatt 4
Photobiological safety of lamps and lamp systems; Supplement 4: Measuring methods (IEC TR 62471-4:2022)
DIN EN 00052171
Safety of toys - Part 20: Microbiological safety of toys containing accessible aqueous media
prEN 71-20
Safety of toys - Part 20: Microbiological safety of toys containing accessible aqueous media
DIN EN 17899
Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality; German version EN 17899:2024
DIN EN ISO 10705-3
Water quality - Detection and enumeration of bacteriophages - Part 3: Validation of methods for concentration of bacteriophages from water (ISO 10705-3:2003); German and English version prEN ISO 10705-3:2024
DIN EN 12579
Soil improvers and growing media - Sampling; German version EN 12579:2024
DIN ISO 9277
Determination of the specific surface area of solids by gas adsorption - BET method (ISO 9277:2022)
prEN 14135
Covering - Determination of fire protection ability
DIN ISO 4802-1
Glassware - Hydrolytic resistance of the interior surfaces of glass containers - Part 1: Determination by titration method and classification (ISO 4802-1:2023)
