Registration number (WIID)Project No.TitleStatus
82245ISO 17294-2:2023Water quality — Application of inductively coupled plasma mass spectrometry (ICP-MS) — Part 2: Determination of selected elements including uranium isotopesStandarts spēkā
79665ISO 19388:2023Sludge recovery, recycling, treatment and disposal — Requirements and recommendations for the operation of anaerobic digestion facilitiesStandarts spēkā
76696ISO 23695:2023Water quality — Determination of ammonium nitrogen in water — Small-scale sealed tube methodStandarts spēkā
85798ISO 20236:2024Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustionStandarts spēkā
71104ISO/TS 17951-1:2016Water quality — Determination of fluoride using flow analysis (FIA and CFA) — Part 1: Method using flow injection analysis (FIA) and spectrometric detection after off-line distillationStandarts spēkā
70255ISO 21253-2:2019Water quality — Multi-compound class methods — Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical methodStandarts spēkā
66484ISO/TS 15923-2:2017Water quality — Determination of selected parameters by discrete analysis systems — Part 2: Chromium(VI), fluoride, total alkalinity, total hardness, calcium, magnesium, iron, iron(II), manganese and aluminium with photometric detectionStandarts spēkā
55559ISO 15923-1:2013Water quality — Determination of selected parameters by discrete analysis systems — Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detectionStandarts spēkā
55220ISO 17378-2:2014Water quality — Determination of arsenic and antimony — Part 2: Method using hydride generation atomic absorption spectrometry (HG-AAS)Standarts spēkā
45346ISO 5814:2012Water quality — Determination of dissolved oxygen — Electrochemical probe methodStandarts spēkā
Displaying 61-70 of 347 results.