Registration number (WIID)Project No.TitleStatus
14842ISO 7890-3:1988Water quality — Determination of nitrate — Part 3: Spectrometric method using sulfosalicylic acidStandarts spēkā
61730ISO 18191:2015Water quality — Determination of pHt in sea water — Method using the indicator dye m-cresol purpleStandarts spēkā
50243ISO 11206:2011Water quality — Determination of dissolved bromate — Method using ion chromatography (IC) and post column reaction (PCR)Standarts spēkā
72563ISO 22104:2021Water quality — Determination of microcystins — Method using liquid chromatography and tandem mass spectrometry (LC-MS/MS)Standarts spēkā
2155ISO 11905-1:1997Water quality — Determination of nitrogen — Part 1: Method using oxidative digestion with peroxodisulfateStandarts spēkā
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