CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 67821 | EN 15935:2021 | Soil, waste, treated biowaste and sludge - Determination of loss on ignition | Izstrādē |
| 68871 | EN ISO 21365:2020 | Soil quality - Conceptual site models for potentially contaminated sites (ISO 21365:2019) | Izstrādē |
| 70839 | EN ISO 23753-1:2019/A1:2020 | Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) - Amendment 1 (ISO 23753-1:2019/Amd 1:2020) | Izstrādē |
| 60366 | EN ISO 21268-4:2019 | 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) | Izstrādē |
| 76892 | FprEN ISO 18227 | Environmental solid matrices - Determination of elemental composition by X-ray fluorescence spectrometry (ISO/FDIS 18227:2025) | Izstrādē |
| 31637 | CEN/TR 16365:2012 | Characterization of waste - Sampling of waste from extractive industries | Izstrādē |
| 61681 | EN ISO 15952:2018 | Soil quality - Effects of pollutants on juvenile land snails (Helicidae) - Determination of the effects on growth by soil contamination (ISO 15952:2018) | Izstrādē |
| 61683 | EN ISO 23753-2:2019 | Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) (ISO 23753-2:2019) | Izstrādē |
| 70506 | EN ISO 17155:2020 | Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012) | Izstrādē |
| 72347 | EN ISO 24032:2021 | Soil quality - In situ caging of snails to assess bioaccumulation of contaminants (ISO 24032:2021) | Izstrādē |
Displaying 331-340 of 353 results.