Registration number (WIID)Project No.TitleStatus
18349ISO 10304-1:1992Water quality — Determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions — Part 1: Method for water with low contaminationAtcelts
18345ISO 10301:1997Water quality — Determination of highly volatile halogenated hydrocarbons — Gas-chromatographic methodsStandarts spēkā
18300ISO 10260:1992Water quality — Measurement of biochemical parameters — Spectrometric determination of the chlorophyll-a concentrationStandarts spēkā
18013ISO 10048:1991Water quality Determination of nitrogen Catalytic digestion after reduction with Devarda's alloyAtcelts
18013ISO 10048:1991Water quality — Determination of nitrogen — Catalytic digestion after reduction with Devarda's alloyAtcelts
17872ISO 9965:1993Water quality — Determination of selenium — Atomic absorption spectrometric method (hydride technique)Atcelts
17872ISO 9965:1993Water quality Determination of selenium Atomic absorption spectrometric method (hydride technique)Atcelts
17871ISO 9964-3:1993Water quality — Determination of sodium and potassium — Part 3: Determination of sodium and potassium by flame emission spectrometryStandarts spēkā
17871ISO 9964-3:1993Water quality — Determination of sodium and potassium — Part 3: Determination of sodium and potassium by flame emission spectrometryStandarts spēkā
17870ISO 9964-2:1993Water quality — Determination of sodium and potassium — Part 2: Determination of potassium by atomic absorption spectrometryStandarts spēkā
Displaying 241-250 of 345 results.