CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70497 | LVS EN ISO 15685:2020 | Soil quality - Determination of potential nitrification and inhibition of nitrification - Rapid test by ammonium oxidation (ISO 15685:2012) | Standarts spēkā |
| 70241 | LVS EN ISO 10390:2022 | Soil, treated biowaste and sludge - Determination of pH (ISO 10390:2021) | 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 |
| 70504 | LVS EN ISO 11266:2020 | Soil quality - Guidance on laboratory testing for biodegradation of organic chemicals in soil under aerobic conditions (ISO 11266:1994) | Standarts spēkā |
| 37220 | EN ISO 23611-6:2013 | Soil quality - Sampling of soil invertebrates - Part 6: Guidance for the design of sampling programmes with soil invertebrates (ISO 23611-6:2012) | Standarts spēkā |
| 64014 | LVS EN ISO 23611-3:2020 | Soil quality - Sampling of soil invertebrates - Part 3: Sampling and extraction of enchytraeids (ISO 23611-3:2019) | Standarts spēkā |
| 70506 | LVS EN ISO 17155:2020 | Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012) | Standarts spēkā |
| 68871 | LVS EN ISO 21365:2020 | Soil quality - Conceptual site models for potentially contaminated sites (ISO 21365:2019) | Standarts spēkā |
| 35431 | EN ISO 14240-1:2011 | Soil quality - Determination of soil microbial biomass - Part 1: Substrate-induced respiration method (ISO 14240-1:1997) | Standarts spēkā |
| 66280 | LVS EN ISO 16558-1:2016/A1:2020 | Soil quality - Risk-based petroleum hydrocarbons - Part 1: Determination of aliphatic and aromatic fractions of volatile petroleum hydrocarbons using gas chromatography (static headspace method) - Amendment 1 (ISO 16558-1:2015/Amd 1:2020) | Standarts spēkā |
Displaying 51-60 of 360 results.