CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 70498 | LVS EN ISO 17512-2:2020 | Soil quality - Avoidance test for determining the quality of soils and effects of chemicals on behaviour - Part 2: Test with collembolans (Folsomia candida) (ISO 17512-2:2011) | 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) | |
| 75901 | LVS EN ISO 17616:2023 | Soil quality - Guidance on the choice and evaluation of bioassays for ecotoxicological characterization of soils and soil materials (ISO 17616:2019) | Standarts spēkā |
| 75004 | LVS EN ISO 18187:2024 | Soil quality - Contact test for solid samples using the dehydrogenase activity of Arthrobacter globiformis (ISO 18187:2024) | Standarts spēkā |
| 81085 | LVS 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 |
| 70502 | LVS EN ISO 18763:2020 | Soil quality - Determination of the toxic effects of pollutants on germination and early growth of higher plants (ISO 18763:2016) | Standarts spēkā |
| 75898 | LVS EN ISO 19204:2023 | Soil quality - Procedure for site-specific ecological risk assessment of soil contamination (soil quality TRIAD approach) (ISO 19204:2017) | Standarts spēkā |
| 70503 | LVS EN ISO 20130:2020 | Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018) | Standarts spēkā |
| 59884 | LVS EN ISO 21268-1:2020 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials - Part 1: Batch test using a liquid to solid ratio of 2 l/kg dry matter (ISO 21268-1:2019) | Standarts spēkā |
Displaying 301-310 of 353 results.