CEN/TC 444

Registration number (WIID)Project No.TitleStatus
81085EN ISO 18475:2025Environmental solid matrices - Determination of polychlorinated biphenyls (PCB) by gas chromatography - mass selective detection (GC-MS) or electron-capture detection (GC-ECD) (ISO 18475:2023)Standarts spēkā
68016EN 17505:2023Soil and waste characterization — Temperature dependent differentiation of total carbon (TOC400, ROC, TIC900)Standarts spēkā
79453EN ISO 11465:2025Sludge and solid environmental matrices - Determination of dry residue or water content and calculation of the dry matter fraction on a mass basis (ISO 11465:2025)Standarts spēkā
69000EN ISO 23611-4:2022Soil quality - Sampling of soil invertebrates - Part 4: Sampling, extraction and identification of soil-inhabiting nematodes (ISO/DIS 23611-4:2021)Standarts spēkā
72347LVS EN ISO 24032:2022Soil quality - In situ caging of snails to assess bioaccumulation of contaminants (ISO 24032:2021)Standarts spēkā
76290LVS EN ISO 23611-2:2024Soil quality - Sampling of soil invertebrates - Part 2: Sampling and extraction of micro-arthropods (Collembola and Acarina) (ISO 23611-2:2024)Standarts spēkā
70233EN 15936:2022Sludge, treated biowaste, soil and waste - Determination of total organic carbon (TOC) by dry combustionStandarts spēkā
75901LVS EN ISO 17616:2023Soil quality - Guidance on the choice and evaluation of bioassays for ecotoxicological characterization of soils and soil materials (ISO 17616:2019)Standarts spēkā
74645LVS EN ISO 22036:2024Environmental solid matrices - Determination of elements using inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 22036:2024)Standarts spēkā
69000LVS EN ISO 23611-4:2022Soil quality - Sampling of soil invertebrates - Part 4: Sampling, extraction and identification of soil-inhabiting nematodes (ISO 23611-4:2022)Standarts spēkā
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