Registration number (WIID)Project No.TitleStatus
32421ISO 14507:2003Soil quality — Pretreatment of samples for determination of organic contaminantsStandarts spēkā
23140ISO 14235:1998Soil quality — Determination of organic carbon by sulfochromic oxidationStandarts spēkā
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
85838ISO 15192:2025Soil and waste — Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detectionStandarts spēkā
18781ISO 10693:1995Soil quality — Determination of carbonate content — Volumetric methodStandarts spēkā
28454ISO 14869-1:2001Soil quality — Dissolution for the determination of total element content — Part 1: Dissolution with hydrofluoric and perchloric acidsStandarts spēkā
90768ISO 13914:2026Soil, treated biowaste and sludge — Determination of dioxins and furans and dioxin-like polychlorinated biphenyls by gas chromatography with mass selective detection (high resolution mass spectrometry, HRMS, and tandem mass spectrometry, MS/MS)Standarts 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
67560ISO 20295:2018Soil quality — Determination of perchlorate in soil using ion chromatographyStandarts spēkā
59262ISO 17184:2014Soil quality — Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)Standarts spēkā
Displaying 41-50 of 176 results.