Registration number (WIID)Project No.TitleStatus
72563ISO 22104:2021Water quality — Determination of microcystins — Method using liquid chromatography and tandem mass spectrometry (LC-MS/MS)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
2155ISO 11905-1:1997Water quality — Determination of nitrogen — Part 1: Method using oxidative digestion with peroxodisulfateStandarts spēkā
84406ISO 13646:2025Water quality — Determination of selected estrogens in whole water samples — Method using solid phase extraction (SPE) followed by liquid chromatography (LC) or gas chromatography (GC) coupled to mass spectrometry (MS) detectionStandarts spēkā
13274ISO 6778:1984Water quality — Determination of ammonium — Potentiometric methodStandarts spēkā
18417ISO 10359-2:1994Water quality — Determination of fluoride — Part 2: Determination of inorganically bound total fluoride after digestion and distillationStandarts spēkā
28636ISO 9174:1998Water quality — Determination of chromium — Atomic absorption spectrometric methodsStandarts spēkā
18416ISO 10359-1:1992Water quality — Determination of fluoride — Part 1: Electrochemical probe method for potable and lightly polluted waterStandarts spēkā
15249ISO 8165-1:1992Water quality — Determination of selected monovalent phenols — Part 1: Gas-chromatographic method after enrichment by extractionStandarts spēkā
18599ISO 10530:1992Water quality — Determination of dissolved sulfide — Photometric method using methylene blueStandarts spēkā
Displaying 331-340 of 347 results.