CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 76939 | LVS 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 |
| 61184 | EN ISO 25177:2019 | Soil quality - Field soil description (ISO/DIS 25177:2018) | 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 |
| 76892 | EN ISO 18227:2025 | Environmental solid matrices - Determination of elemental composition by X-ray fluorescence spectrometry (ISO 18227:2025) | 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 |
| 76291 | EN ISO 23611-5:2024 | Soil quality - Sampling of soil invertebrates - Part 5: Sampling and extraction of soil macro-invertebrates (ISO 23611-5:2024) | Standarts spēkā |
| 75902 | EN ISO 15799:2022 | Soil quality - Guidance on the ecotoxicological characterization of soils and soil materials (ISO 15799:2019) | Standarts spēkā |
| 70495 | LVS EN ISO 21479:2020 | Soil quality - Determination of the effects of pollutants on soil flora - Leaf fatty acid composition of plants to assess soil quality (ISO 21479:2019) | Standarts spēkā |
| 70505 | LVS EN ISO 17512-1:2020 | Soil quality - Avoidance test for determining the quality of soils and effects of chemicals on behaviour - Part 1: Test with earthworms (Eisenia fetida and Eisenia andrei) (ISO 17512-1:2008) | Standarts spēkā |
Displaying 41-50 of 354 results.