CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70236 | LVS CEN/TS 16800:2021 | Guideline for the validation of physico-chemical analytical methods | Standarts spēkā |
| 70839 | LVS EN ISO 23753-1:2019/A1:2021 | Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) - Amendment 1 (ISO 23753-1:2019/Amd 1:2020) | Standarts spēkā |
| 72534 | EN 17813:2023 | Environmental matrices - Halogens and sulfur by oxidative pyrohydrolytic combustion followed by ion chromatography detection and complementary determination methods | Standarts spēkā |
| 70659 | LVS EN ISO 11268-2:2023 | Soil quality - Effects of pollutants on earthworms - Part 2: Determination of effects on reproduction of Eisenia fetida/Eisenia andrei and other earthworm species (ISO 11268-2:2023) | Standarts spēkā |
| 70837 | LVS EN ISO 11267:2023 | Soil quality - Inhibition of reproduction of Collembola (Folsomia candida) by soil contaminants (ISO 11267:2023) | Standarts spēkā |
| 65200 | LVS EN ISO 23161:2019 | Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2018) | Standarts spēkā |
| 76290 | EN ISO 23611-2:2024 | Soil quality - Sampling of soil invertebrates - Part 2: Sampling and extraction of micro-arthropods (Collembola and Acarina) (ISO 23611-2:2024) | 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 |
| 62560 | EN ISO 23611-1:2018 | Soil quality - Sampling of soil invertebrates - Part 1: Hand-sorting and extraction of earthworms (ISO/DIS 23611-1:2016) | Standarts spēkā |
| 59970 | EN ISO 11260:2018 | Soil quality - Determination of effective cation exchange capacity and base saturation level using barium chloride solution (ISO 11260:2018) | Standarts spēkā |
Displaying 321-330 of 360 results.