CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 69686 | LVS EN 17503:2022 | Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC) | 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 |
| 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 |
| 70233 | LVS EN 15936:2022 | Soil, waste, treated biowaste and sludge - Determination of total organic carbon (TOC) by dry combustion | Standarts spēkā |
| 70494 | LVS EN ISO 21286:2020 | Soil quality - Identification of ecotoxicological test species by DNA barcoding (ISO 21286:2019) | Standarts spēkā |
| 74645 | EN ISO 22036:2024 | Environmental solid matrices - Determination of elements using inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 22036:2024) | Standarts spēkā |
| 76939 | EN ISO 15192:2025 | Soil and waste - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2025) | Standarts spēkā |
| 81085 | EN ISO 18475:2025 | Environmental solid matrices - Determination of polychlorinated biphenyls (PCB) by gas chromatography - mass selective detection (GC-MS) or electron-capture detection (GC-ECD) (ISO 18475:2023) | Standarts spēkā |
Displaying 91-100 of 354 results.