Registration number (WIID)Project No.TitleStatus
23081ISO 14255:1998Soil quality — Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractantStandarts spēkā
88192ISO 11465:2025Sludge and solid environmental matrices — Determination of dry residue or water content and calculation of the dry matter fraction on a mass basisStandarts spēkā
85838ISO 15192:2025Soil and waste — Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detectionStandarts spēkā
85260ISO 18386:2025Soil quality — Screening method for soil temperature — Measurement by infrared (IR) thermometerStandarts spēkā
85886ISO 13536:2024Soil quality — Determination of the potential cation exchange capacity and exchangeable cations using barium chloride solution buffered at pH = 8,1Standarts spēkā
57561ISO/TS 16727:2013Soil quality — Determination of mercury — Cold vapour atomic fluorescence spectrometry (CVAFS)Standarts spēkā
85887ISO 11265:2025Environmental solid matrices — Determination of the specific electrical conductivityStandarts spēkā
20886ISO 11465:1993Soil quality — Determination of dry matter and water content on a mass basis — Gravimetric methodStandarts spēkā
88341ISO 17505:2025Soil and waste characterization — Temperature dependent differentiation of total carbon (TOC400, ROC, TIC900)Standarts spēkā
28453ISO 14869-2:2002Soil quality — Dissolution for the determination of total element content — Part 2: Dissolution by alkaline fusionStandarts spēkā
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