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Water quality — Digestion for the determination of selected elements in water — Part 2: Nitric acid digestion
90.93 Standard confirmed
Water quality — Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption
90.93 Standard confirmed
Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) — Part 1: Method by flow injection analysis (FIA)
90.93 Standard confirmed
Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) — Part 2: Method by continuous flow analysis (CFA)
90.60 Close of review
Water quality — Determination of chloride by flow analysis (CFA and FIA) and photometric or potentiometric detection
90.93 Standard confirmed
Water quality — Determination of the chemical oxygen demand index (ST-COD) — Small-scale sealed-tube method
90.93 Standard confirmed
Water quality — Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
90.93 Standard confirmed
Water quality — Determination of selected parameters by discrete analysis systems — Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
90.20 Standard under periodical review
Water quality — Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection
90.20 Standard under periodical review
Water quality — Determination of the methylene blue active substances (MBAS) index — Method using continuous flow analysis (CFA)
90.93 Standard confirmed
Water quality — Determination of glyphosate and AMPA — Method using high performance liquid chromatography (HPLC) with tandem mass spectrometric detection
90.93 Standard confirmed
Water quality — Determination of six complexing agents — Gas-chromatographic method
90.20 Standard under periodical review
Water quality — Determination of six complexing agents — Gas-chromatographic method — Amendment 1
60.60 Standard published
Water quality — Determination of dissolved oxygen — Optical sensor method
90.93 Standard confirmed
Water quality — Application of inductively coupled plasma mass spectrometry (ICP-MS) — Part 1: General requirements
60.60 Standard published
Water quality — Application of inductively coupled plasma mass spectrometry (ICP-MS) — Part 2: Determination of selected elements including uranium isotopes
60.60 Standard published
Water quality — Determination of selected organotin compounds — Gas chromatographic method
90.20 Standard under periodical review
Water quality — Determination of arsenic and antimony — Part 1: Method using hydride generation atomic fluorescence spectrometry (HG-AFS)
90.93 Standard confirmed