Registration number (WIID)Project No.TitleStatus
73990ISO 23161:2018Soil quality — Determination of selected organotin compounds — Gas-chromatographic methodStandarts spēkā
19029ISO 11048:1995Soil quality — Determination of water-soluble and acid-soluble sulfateStandarts spēkā
19241ISO 11263:1994Soil quality — Determination of phosphorus — Spectrometric determination of phosphorus soluble in sodium hydrogen carbonate solutionStandarts spēkā
37718ISO 11464:2006Soil quality — Pretreatment of samples for physico-chemical analysisStandarts spēkā
60060ISO 17586:2016Soil quality — Extraction of trace elements using dilute nitric acidStandarts spēkā
41019ISO 19730:2008Soil quality — Extraction of trace elements from soil using ammonium nitrate solutionStandarts spēkā
68256ISO 11274:2019Soil quality — Determination of the water-retention characteristic — Laboratory methodsStandarts spēkā
32399ISO 14256-2:2005Soil quality — Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution — Part 2: Automated method with segmented flow analysisStandarts 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
55886ISO 17380:2013Soil quality — Determination of total cyanide and easily liberatable cyanide — Continuous-flow analysis methodStandarts spēkā
Displaying 71-80 of 176 results.