Registration number (WIID)Project No.TitleStatus
51994ISO 10523:2008Water quality — Determination of pHStandarts spēkā
72127ISO 12010:2019Water quality — Determination of short-chain polychlorinated alkanes (SCCP) in water — Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI)Standarts spēkā
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
21870ISO 13395:1996Water quality — Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detectionStandarts 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
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