CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 78973 | prEN ISO 16703 | Environmental Solid Matrices - Determination of hydrocarbon content in the range of C10 to C40 by gas chromatography (ISO/DIS 16703:2024) | Aptauja slēgta |
| 78902 | prEN ISO 23611-1 | Soil quality - Sampling of soil invertebrates - Part 1: Hand-sorting and extraction of earthworms (ISO/DIS 23611-1:2025) | Aptauja slēgta |
| 76894 | prEN ISO 13196 | Soil quality - Screening soils for selected elements by energy-dispersive X-ray fluorescence spectrometry using a handheld or portable instrument (ISO/DIS 13196:2025) | Aptauja slēgta |
| 78047 | prEN ISO 25652 | Sediment, Soil, sludge and waste - Analysis of PFAS by HPLC and mass spectrometry(ISO/DIS 25652:2025) | Aptauja |
| 81914 | prEN ISO 15936 | Soil, waste, treated biowaste and sludge - Determination of total organic carbon (TOC) by dry combustion (ISO/DIS 15936:2025) | Aptauja |
| 27342 | EN 14735:2005/AC:2006 | Characterization of waste - Preparation of waste samples for ecotoxicity tests | Atcelts |
| 64721 | LVS EN 16181:2018 | Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC) | Atcelts |
| 64721 | EN 16181:2018 | Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC) | Atcelts |
| 35449 | EN ISO 23753-1:2011 | Soil Quality - Determination of dehydrogenase activity in soil - Part 1: Method using triphenyltetrazolium chloride (TTC) (ISO 23753-1:2005) | Atcelts |
| 35448 | EN ISO 23611-4:2011 | Soil quality - Sampling of soil invertebrates - Part 4: Sampling, extraction and identification of soil-inhabiting nematodes (ISO 23611-4:2007) | Atcelts |
Displaying 111-120 of 353 results.