Registration number (WIID)Project No.TitleStatus
60567ISO 14254:2018Soil quality — Determination of exchangeable acidity using barium chloride solution as extractantStandarts spēkā
54337ISO 13859:2014Soil quality — Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)Standarts spēkā
53490ISO 13196:2013Soil quality — Screening soils for selected elements by energy-dispersive X-ray fluorescence spectrometry using a handheld or portable instrumentStandarts 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
68257ISO 11508:2017Soil quality — Determination of particle densityStandarts spēkā
75441ISO 54321:2020Soil, treated biowaste, sludge and waste — Digestion of aqua regia soluble fractions of elementsStandarts spēkā
53532ISO 11916-2:2013Soil quality — Determination of selected explosives and related compounds — Part 2: Method using gas chromatography (GC) with electron capture detection (ECD) or mass spectrometric detection (MS)Standarts spēkā
30427ISO 16720:2005Soil quality — Pretreatment of samples by freeze-drying for subsequent analysisStandarts spēkā
76523ISO 23646:2022Soil quality — Determination of organochlorine pesticides by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)Standarts spēkā
Displaying 161-169 of 169 results.