Registration number (WIID)Project No.TitleStatus
12630ISO 6332:1988Water quality — Determination of iron — Spectrometric method using 1,10-phenanthrolineStandarts spēkā
70157ISO/TS 21231:2019Water quality — Characterization of analytical methods — Guidelines for the selection of a representative matrixStandarts spēkā
14842ISO 7890-3:1988Water quality — Determination of nitrate — Part 3: Spectrometric method using sulfosalicylic acidStandarts spēkā
20654ISO 11923:1997Water quality — Determination of suspended solids by filtration through glass-fibre filtersStandarts spēkā
29920ISO 8245:1999Water quality — Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)Standarts spēkā
16952ISO 9297:1989Water quality — Determination of chloride — Silver nitrate titration with chromate indicator (Mohr's method)Standarts spēkā
36918ISO 9562:2004Water quality — Determination of adsorbable organically bound halogens (AOX)Standarts spēkā
18599ISO 10530:1992Water quality — Determination of dissolved sulfide — Photometric method using methylene blueStandarts spēkā
71338ISO 21675:2019Water quality — Determination of perfluoroalkyl and polyfluoroalkyl substances (PFAS) in water — Method using solid phase extraction and liquid chromatography-tandem mass spectrometry (LC-MS/MS)Standarts spēkā
65560ISO 7393-2:2017Water quality — Determination of free chlorine and total chlorine — Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposesStandarts spēkā
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