CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 61184 | EN ISO 25177:2019 | Soil quality - Field soil description (ISO/DIS 25177:2018) | Standarts spēkā |
| 76065 | LVS EN ISO 16965:2025 | Environmental solid matrices - Determination of elements using inductively coupled plasma mass spectrometry (ICP-MS) (ISO 16965:2025) | Standarts spēkā |
| 78905 | LVS EN ISO 17601:2025 | Soil quality - Estimation of abundance of selected microbial gene sequences by quantitative polymerase chain reaction (qPCR) from DNA directly extracted from soil (ISO 17601:2025) | Standarts spēkā |
| 81085 | EN ISO 18475:2025 | Environmental 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 |
| 76939 | EN ISO 15192:2025 | Soil and waste - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2025) | Standarts spēkā |
| 68016 | EN 17505:2023 | Soil and waste characterization — Temperature dependent differentiation of total carbon (TOC400, ROC, TIC900) | Standarts spēkā |
| 69000 | EN ISO 23611-4:2022 | Soil quality - Sampling of soil invertebrates - Part 4: Sampling, extraction and identification of soil-inhabiting nematodes (ISO/DIS 23611-4:2021) | Standarts spēkā |
| 70233 | EN 15936:2022 | Sludge, treated biowaste, soil and waste - Determination of total organic carbon (TOC) by dry combustion | Standarts spēkā |
| 39652 | EN ISO 18772:2014 | Soil quality - Guidance on leaching procedures for subsequent chemical and ecotoxicological testing of soils and soil materials (ISO 18772:2008) | Standarts spēkā |
| 70504 | EN ISO 11266:2020 | Soil quality - Guidance on laboratory testing for biodegradation of organic chemicals in soil under aerobic conditions (ISO 11266:1994) | Standarts spēkā |
Displaying 241-250 of 360 results.