Registration number (WIID)Project No.TitleStatus
11757ISO 5664:1984Water quality — Determination of ammonium — Distillation and titration methodStandarts spēkā
17082ISO 9390:1990Water quality — Determination of borate — Spectrometric method using azomethine-HStandarts spēkā
46004ISO 10304-1:2007Water quality — Determination of dissolved anions by liquid chromatography of ions — Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfateStandarts spēkā
13273ISO 6777:1984Water quality — Determination of nitrite — Molecular absorption spectrometric methodStandarts spēkā
14108ISO 7393-3:1990Water quality — Determination of free chlorine and total chlorine — Part 3: Iodometric titration method for the determination of total chlorineStandarts spēkā
15249ISO 8165-1:1992Water quality — Determination of selected monovalent phenols — Part 1: Gas-chromatographic method after enrichment by extractionStandarts spēkā
17870ISO 9964-2:1993Water quality — Determination of sodium and potassium — Part 2: Determination of potassium by atomic absorption spectrometryStandarts spēkā
36915ISO 23631:2006Water quality — Determination of dalapon, trichloroacetic acid and selected haloacetic acids — Method using gas chromatography (GC-ECD and/or GC-MS detection) after liquid-liquid extraction and derivatizationStandarts spēkā
34673ISO 18857-2:2009Water quality — Determination of selected alkylphenols — Part 2: Gas chromatographic-mass spectrometric determination of alkylphenols, their ethoxylates and bisphenol A in non-filtered samples following solid-phase extraction and derivatisationStandarts spēkā
84460ISO 16094-2:2025Water quality — Analysis of microplastic in water — Part 2: Vibrational spectroscopy methods for waters with low content of suspended solids including drinking waterStandarts spēkā
Displaying 261-270 of 347 results.