Registration number (WIID)Project No.TitleStatus
34098ISO 20179:2005Water quality — Determination of microcystins — Method using solid phase extraction (SPE) and high performance liquid chromatography (HPLC) with ultraviolet (UV) detectionStandarts spēkā
79665ISO 19388:2023Sludge recovery, recycling, treatment and disposal — Requirements and recommendations for the operation of anaerobic digestion facilitiesStandarts spēkā
64654ISO 19340:2017Water quality — Determination of dissolved perchlorate — Method using ion chromatography (IC)Standarts spēkā
34673ISO 18857-2:2009Water quality — Determination of selected alkylphenols — Part 2: Gas chromatographic-mass spectrometric determination of alkylphenols, their ethoxylates and bisphenol A in non-filtered samples following solid-phase extraction and derivatisationAtcelts
33681ISO 18857-1:2005Water quality — Determination of selected alkylphenols — Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detectionStandarts spēkā
33680ISO 18856:2004Water quality — Determination of selected phthalates using gas chromatography/mass spectrometryStandarts spēkā
63093ISO 18635:2016Water quality — Determination of short-chain polychlorinated alkanes (SCCPs) in sediment, sewage sludge and suspended (particulate) matter — Method using gas chromatography-mass spectrometry (GC-MS) and electron capture negative ionization (ECNI)Standarts spēkā
36916ISO 18412:2005Water quality — Determination of chromium(VI) — Photometric method for weakly contaminated waterStandarts spēkā
61730ISO 18191:2015Water quality — Determination of pHt in sea water — Method using the indicator dye m-cresol purpleStandarts spēkā
31687ISO 18073:2004Water quality — Determination of tetra- to octa-chlorinated dioxins and furans — Method using isotope dilution HRGC/HRMSStandarts spēkā
Displaying 251-260 of 345 results.