Registration number (WIID)Project No.TitleStatus
12257ISO 6058:1984Water quality — Determination of calcium content — EDTA titrimetric 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
36069ISO 22032:2006Water quality — Determination of selected polybrominated diphenyl ethers in sediment and sewage sludge — Method using extraction and gas chromatography/mass spectrometryStandarts spēkā
51994ISO 10523:2008Water quality — Determination of pHStandarts spēkā
18417ISO 10359-2:1994Water quality — Determination of fluoride — Part 2: Determination of inorganically bound total fluoride after digestion and distillationStandarts spēkā
12631ISO 6333:1986Water quality — Determination of manganese — Formaldoxime spectrometric methodStandarts spēkā
72563ISO 22104:2021Water quality — Determination of microcystins — Method using liquid chromatography and tandem mass spectrometry (LC-MS/MS)Standarts spēkā
28636ISO 9174:1998Water quality — Determination of chromium — Atomic absorption spectrometric methodsStandarts spēkā
16952ISO 9297:1989Water quality — Determination of chloride — Silver nitrate titration with chromate indicator (Mohr's method)Standarts 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
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