Registration number (WIID)Project No.TitleStatus
37718ISO 11464:2006Soil quality — Pretreatment of samples for physico-chemical analysisStandarts spēkā
35198ISO 22892:2006Soil quality — Guidelines for the identification of target compounds by gas chromatography and mass spectrometryStandarts spēkā
60567ISO 14254:2018Soil quality — Determination of exchangeable acidity using barium chloride solution as extractantStandarts spēkā
60566ISO 11260:2018Soil quality — Determination of effective cation exchange capacity and base saturation level using barium chloride solutionStandarts spēkā
41918ISO 23909:2008Soil quality — Preparation of laboratory samples from large samplesStandarts spēkā
88341ISO 17505:2025Soil and waste characterization — Temperature dependent differentiation of total carbon (TOC400, ROC, TIC900)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
53490ISO 13196:2013Soil quality — Screening soils for selected elements by energy-dispersive X-ray fluorescence spectrometry using a handheld or portable instrumentStandarts spēkā
19239ISO 11261:1995Soil quality — Determination of total nitrogen — Modified Kjeldahl methodStandarts spēkā
25232ISO 14870:2001Soil quality — Extraction of trace elements by buffered DTPA solutionStandarts spēkā
Displaying 101-110 of 172 results.