CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70497 | EN ISO 15685:2020 | Soil quality - Determination of potential nitrification and inhibition of nitrification - Rapid test by ammonium oxidation (ISO 15685:2012) | Izstrādē |
| 35436 | EN ISO 16072:2011 | Soil quality - Laboratory methods for determination of microbial soil respiration (ISO 16072:2002) | Izstrādē |
| 37228 | EN ISO 14238:2013 | Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012) | Izstrādē |
| 27071 | CEN/TS 16182:2012 | Sludge treated biowaste and soil - Determination of nonylphenols (NP) and nonylphenol-mono- and diethoxylates using gas chromatography with mass selective detection (GC-MS) | Izstrādē |
| 59882 | EN ISO 11274:2019 | Soil quality - Determination of the water-retention characteristic - Laboratory methods (ISO 11274:2019) | Izstrādē |
| 70844 | EN ISO 23753-2:2019/A1:2020 | Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) - Amendment 1 (ISO 23753-2:2019/Amd 1:2020) | Izstrādē |
| 27081 | CEN/TR 16193:2013 | Sludge, treated biowaste and soil - Detection and enumeration of Escherichia coli | Izstrādē |
| 59886 | EN ISO 21268-3:2019 | 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) | Izstrādē |
| 35859 | EN ISO 12782-3:2012 | Soil quality - Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials - Part 3: Extraction of aluminium oxides and hydroxides with ammonium oxalate/oxalic acid (ISO 12782-3:2012) | Izstrādē |
| 70722 | EN ISO 23266:2021 | Soil quality - Test for measuring the inhibition of reproduction in oribatid mites (Oppia nitens) exposed to contaminants in soil (ISO 23266:2020) | Izstrādē |
Displaying 51-60 of 353 results.