Projects of CEN/TC 230

DIN EN ISO 14669 2026-09-28 Water quality - Determination of acute lethal toxicity to marine copepods (Copepoda, Crustacea) More  Comment 
DIN EN ISO 5667-5 2026-09-28 Water quality - Sampling - Part 5: Guidance on sampling of drinking water from treatment works and piped distribution systems More  Comment 
DIN EN ISO 15705 2026-09-28 Water quality - Determination of the chemical oxygen demand index (ST-COD) - Small-scale sealed-tube method More  Comment 
DIN EN ISO 25906 2026-07-23 Water quality - Determination of total organic carbon (TOC) and dissolved organic carbon (DOC) by wet chemical heated persulfate oxidation, followed by colorimetric measurement More  Comment 
DIN EN ISO 16094-4 2026-07-20 Water quality - Analysis of microplastics in water - Part 4: Sample preparation for analysis of microplastics in water More  Comment 
DIN EN ISO 16094-1 2026-07-14 Water quality - Analysis of microplastics in waters - Part 1: General More  Comment 
DIN EN ISO 18857-1 rev 2026-05-11 Water quality - Determination of selected alkylphenols - Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detection More  Comment 
DIN EN ISO 11206 rev 2026-04-21 Water quality - Determination of dissolved bromate - Method using ion chromatography (IC) and post column reaction (PCR) More  Comment 
DIN EN ISO 12010 rev 2026-03-23 Water quality - Determination of short-chain polychlorinated alkanes (SCCP) in water - Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI) More  Comment 
DIN EN ISO 11348-3 rev 2026-03-05 Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria More  Comment 

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