Registration number (WIID)Project No.TitleStatus
2283ISO 11885:1996Water quality — Determination of 33 elements by inductively coupled plasma atomic emission spectroscopyAtcelts
2267ISO/WD 12887Water quality — Determination of saturation indexIzstrādē
2251ISO/WD 12886Water quality — Determination of carbon dioxideIzstrādē
2155ISO 11905-1:1997Water quality — Determination of nitrogen — Part 1: Method using oxidative digestion with peroxodisulfateStandarts spēkā
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