Registration number (WIID)Project No.TitleStatus
2155ISO 11905-1:1997Water quality — Determination of nitrogen — Part 1: Method using oxidative digestion with peroxodisulfateStandarts spēkā
2251ISO/WD 12886Water quality — Determination of carbon dioxideIzstrādē
2267ISO/WD 12887Water quality — Determination of saturation indexIzstrādē
2283ISO 11885:1996Water quality — Determination of 33 elements by inductively coupled plasma atomic emission spectroscopyAtcelts
11756ISO 5663:1984Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with seleniumStandarts spēkā
11757ISO 5664:1984Water quality — Determination of ammonium — Distillation and titration methodStandarts spēkā
11757ISO 5664:1984Water quality — Determination of ammonium — Distillation and titration methodStandarts spēkā
11758ISO/CD 5665Water quality — Determination of nitrate content — Cadmium reduction methodIzstrādē
11759ISO 5666-1:1983Water quality — Determination of total mercury by flameless atomic absorption spectrometry — Part 1: Method after digestion with permanganate-peroxodisulfateAtcelts
11760ISO 5666-2:1983Water quality — Determination of total mercury by flameless atomic absorption spectrometry — Part 2: Method after pretreatment with ultraviolet radiationAtcelts
Displaying 1-10 of 342 results.