Registration number (WIID)Project No.TitleStatus
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
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
81519ISO 13914:2023Soil, treated biowaste and sludge — Determination of dioxins and furans and dioxin-like polychlorinated biphenyls by gas chromatography with high resolution mass selective detection (HR GC-MS)Standarts spēkā
20886ISO 11465:1993Soil quality — Determination of dry matter and water content on a mass basis — Gravimetric methodStandarts spēkā
20886ISO 11465:1993Soil quality — Determination of dry matter and water content on a mass basis — Gravimetric methodStandarts spēkā
83962ISO 11271:2022Soil quality — Determination of redox potential — Field methodStandarts spēkā
19239ISO 11261:1995Soil quality — Determination of total nitrogen — Modified Kjeldahl methodStandarts spēkā
53737ISO 11262:2011Soil quality — Determination of total cyanideStandarts spēkā
Displaying 91-100 of 171 results.