Registration number (WIID)Project No.TitleStatus
81328ISO 17294-1:2024Water quality — Application of inductively coupled plasma mass spectrometry (ICP-MS) — Part 1: General requirementsStandarts spēkā
11756ISO 5663:1984Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with seleniumStandarts spēkā
34816ISO 8466-2:2001Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 2: Calibration strategy for non-linear second-order calibration functionsStandarts spēkā
30700ISO 17495:2001Water quality — Determination of selected nitrophenols — Method by solid-phase extraction and gas chromatography with mass spectrometric detectionStandarts spēkā
21232ISO 13358:1997Water quality — Determination of easily released sulfideStandarts spēkā
12795ISO 6439:1990Water quality — Determination of phenol index — 4-Aminoantipyrine spectrometric methods after distillationStandarts spēkā
19070ISO 11083:1994Water quality — Determination of chromium(VI) — Spectrometric method using 1,5-diphenylcarbazideStandarts spēkā
11757ISO 5664:1984Water quality — Determination of ammonium — Distillation and titration methodStandarts spēkā
13274ISO 6778:1984Water quality — Determination of ammonium — Potentiometric methodStandarts 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
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