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Water quality - Determination of chromium - Atomic absorption spectrometric methods

90.93 Standard confirmed

CEN/TC 230

Water quality - Gas chromatographic determination of some selected chlorophenols in water

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 2: Method for undiluted samples (ISO 5815:1989, modified)

90.93 Standard confirmed

CEN/TC 230

Water supply - Requirements for systems and components outside buildings

90.92 Standard to be revised

CEN/TC 164

Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 3: Determination of chromate, iodide, sulfite, thiocyanate and thiosulfate (ISO 10304-3:1997)

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate (ISO 11905-1:1997)

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of aluminium - Atomic absorption spectrometric methods (ISO 12020:1997)

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996)

90.93 Standard confirmed

CEN/TC 230

Environmental management systems - Guidelines for using ISO 14001 to address environmental aspects and conditions within an environmental topic area - Part 2: Water (ISO 14002-2:2023)

60.60 Standard published

CEN/BT

Water quality - Determination of dissolved Li+, Na+, NH4+, K+, Mn2+, Ca2+, Mg2+, Sr2+ and Ba2+ using ion chromatography - Method for water and waste water (ISO 14911:1998)

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of dissolved bromate - Method by liquid chromatography of ions (ISO 15061:2001)

90.93 Standard confirmed

CEN/TC 230

Water quality - On-line sensors/analysing equipment for water - Specifications and performance tests (ISO 15839:2003)

60.60 Standard published

CEN/TC 230

Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 1: Static method (ISO 7346-1:1996)

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 2: Semi-static method (ISO 7346-2:1996)

90.93 Standard confirmed

CEN/TC 230

Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 3: Flow-through method (ISO 7346-3:1996)

90.93 Standard confirmed

CEN/TC 230

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer (ISO 9408:1999)

90.93 Standard confirmed

CEN/TC 230

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1999)

90.93 Standard confirmed

CEN/TC 230

Environmental management systems — Guidelines for using ISO 14001 to address environmental aspects and conditions within an environmental topic area — Part 2: Water

60.60 Standard published

ISO/TC 207/SC 1