Registration number (WIID)Project No.TitleStatus
11761ISO 5666-3:1984Water quality Determination of total mercury by flameless atomic absorption spectrometryAtcelts
11760ISO 5666-2:1983Water quality — Determination of total mercury by flameless atomic absorption spectrometry — Part 2: Method after pretreatment with ultraviolet radiationAtcelts
29919ISO 5666:1999Water quality Determination of mercuryAtcelts
29919ISO 5666:1999Water quality — Determination of mercuryAtcelts
11759ISO 5666-1:1983Water quality — Determination of total mercury by flameless atomic absorption spectrometry — Part 1: Method after digestion with permanganate-peroxodisulfateAtcelts
11757ISO 5664:1984Water quality — Determination of ammonium — Distillation and titration methodStandarts spēkā
11757ISO 5664:1984Water quality — Determination of ammonium — Distillation and titration methodStandarts spēkā
11756ISO 5663:1984Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with seleniumStandarts spēkā
45480ISO 29441:2010Water quality — Determination of total nitrogen after UV digestion — Method using flow analysis (CFA and FIA) and spectrometric detectionStandarts spēkā
44752ISO 28540:2011Water quality — Determination of 16 polycyclic aromatic hydrocarbons (PAH) in water — Method using gas chromatography with mass spectrometric detection (GC-MS)Standarts spēkā
Displaying 211-220 of 342 results.