CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 59590 | EN ISO 19258:2018 | Soil quality - Guidance on the determination of background values (ISO/DIS 19258:2016) | Izstrādē |
| 70503 | EN ISO 20130:2020 | Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018) | Izstrādē |
| 35441 | EN ISO 20963:2011 | Soil quality - Effects of pollutants on insect larvae (Oxythyrea funesta) - Determination of acute toxicity (ISO 20963:2005) | Izstrādē |
| 59884 | EN ISO 21268-1:2019 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials - Part 1: Batch test using a liquid to solid ratio of 2 l/kg dry matter (ISO/DIS 21268-1:2018) | Izstrādē |
| 59885 | EN ISO 21268-2:2019 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials - Part 2: Batch test using a liquid to solid ratio of 10 l/kg dry matter (ISO/DIS 21268-2:2018) | Izstrādē |
| 59886 | EN ISO 21268-3:2019 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials - Part 3: Up-flow percolation test (ISO/DIS 21268-3:2018) | Izstrādē |
| 60366 | EN ISO 21268-4:2019 | Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials - Part 4: Influence of pH on leaching with initial acid/base addition (ISO/DIS 21268-4:2018) | Izstrādē |
| 70501 | EN ISO 21285:2020 | Soil quality - Inhibition of reproduction of the soil mite (Hypoaspis aculeifer) by soil contaminants (ISO 21285:2019) | Standarts spēkā |
| 70494 | EN ISO 21286:2020 | Soil quality - Identification of ecotoxicological test species by DNA barcoding (ISO 21286:2019) | Izstrādē |
| 68871 | EN ISO 21365:2020 | Soil quality - Conceptual site models for potentially contaminated sites (ISO 21365:2019) | Izstrādē |
Displaying 211-220 of 354 results.