CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 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 |
| 59885 | LVS EN ISO 21268-2:2020 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like material - Part 2: Batch test using a liquid to solid ratio of 10 l/kg dry matter (ISO 21268-2:2019) | Standarts spēkā |
| 59886 | LVS EN ISO 21268-3:2020 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials - Part 3: Up-flow percolation test (ISO 21268-3:2019) | Standarts spēkā |
| 60366 | LVS EN ISO 21268-4:2020 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials - Part 4: Influence of pH on leaching with initial acid/base addition (ISO 21268-4:2019) | Standarts spēkā |
| 70501 | LVS EN ISO 21285:2020 | Soil quality - Inhibition of reproduction of the soil mite (Hypoaspis aculeifer) by soil contaminants (ISO 21285:2019) | Standarts spēkā |
Displaying 291-300 of 338 results.