Registration number (WIID)Project No.TitleStatus
67822LVS EN ISO 54321:2021Soil, treated biowaste, sludge and waste - Digestion of aqua regia soluble fractions of elements (ISO 54321:2020)Standarts spēkā
70233EN 15936:2022Sludge, treated biowaste, soil and waste - Determination of total organic carbon (TOC) by dry combustionStandarts spēkā
65622LVS CEN/TR 16192:2020Waste - Guidance on analysis of eluatesStandarts spēkā
70503LVS EN ISO 20130:2020Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018)Standarts spēkā
70241LVS EN ISO 10390:2022Soil, treated biowaste and sludge - Determination of pH (ISO 10390:2021)Standarts spēkā
79453EN ISO 11465:2025Sludge and solid environmental matrices - Determination of dry residue or water content and calculation of the dry matter fraction on a mass basis (ISO 11465:2025)Standarts spēkā
76290LVS EN ISO 23611-2:2024Soil quality - Sampling of soil invertebrates - Part 2: Sampling and extraction of micro-arthropods (Collembola and Acarina) (ISO 23611-2:2024)Standarts spēkā
72347LVS EN ISO 24032:2022Soil quality - In situ caging of snails to assess bioaccumulation of contaminants (ISO 24032:2021)Standarts spēkā
65656LVS CEN/TS 16675:2018Waste - Test methods for the determination of the monolithic status of waste to be landfilledStandarts spēkā
39652EN ISO 18772:2014Soil quality - Guidance on leaching procedures for subsequent chemical and ecotoxicological testing of soils and soil materials (ISO 18772:2008)Standarts spēkā
Displaying 301-310 of 360 results.