Registration number (WIID)Project No.TitleStatus
57562ISO 16729:2013Soil quality — Digestion of nitric acid soluble fractions of elementsStandarts spēkā
70136ISO 21226:2019Soil quality — Guideline for the screening of soil polluted with toxic elements using soil magnetometryStandarts spēkā
55886ISO 17380:2013Soil quality — Determination of total cyanide and easily liberatable cyanide — Continuous-flow analysis methodStandarts spēkā
19239ISO 11261:1995Soil quality — Determination of total nitrogen — Modified Kjeldahl methodStandarts spēkā
51022ISO 11916-1:2013Soil quality — Determination of selected explosives and related compounds — Part 1: Method using high-performance liquid chromatography (HPLC) with ultraviolet detectionStandarts spēkā
44538ISO 20280:2007Soil quality — Determination of arsenic, antimony and selenium in aqua regia soil extracts with electrothermal or hydride-generation atomic absorption spectrometryStandarts spēkā
37718ISO 11464:2006Soil quality — Pretreatment of samples for physico-chemical analysisStandarts spēkā
83394ISO 16965:2025Environmental solid matrices — Determination of elements using inductively coupled plasma mass spectrometry (ICP-MS)Standarts spēkā
54709ISO 14388-2:2014Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 2: Chromium reducible sulfur (CRS) methodologyStandarts 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
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