Registration number (WIID)Project No.TitleStatus
36144ISO/NP 22154Water quality — Determination of boron — Fluorimetric method using chromotropic acid (4,5-Dihydroxynaphthalene-2,7-Disulfonic acid disodium salt)Izstrādē
35116ISO/NP 22743Water quality — Determination of sulfates by continuous flow analysis (CFA)Izstrādē
33682ISO/PWI 18858Water quality — Determination of dissolved chloride, nitrite, orthophosphate, bromide, nitrate, sulfate, and ammonia — Method using liquid chromatography of ions and post-column detection of ammoniaIzstrādē
37381ISO/WD 15102Water quality — Determination of chromium VI — Spectrometric method using 1,5-diphenylcarbazideIzstrādē
Displaying 351-354 of 354 results.