Committee:
ISO/TC 147 Water quality
ISO/TC 275 Sludge recovery, recycling, treatment and disposal
CEN/TC 164 Water supply
CEN/TC 230 Water analysis
CEN/TC 308 Characterization and management of sludge
* Some activities of this TC correspond to other AEN/CTN.
Standards developed by the committee: CTN 77/SC 1: 822
Status: VIGENTE / 2021-01-01
Chemicals used for treatment of swimming pool water - Sodium carbonate
Chemicals used for treatment of swimming pool water - Chlorine
Chemicals used for treatment of swimming pool water - Sodium chloride used for electrochlorinator systems
Chemicals used for treatment of swimming pool water - Carbon dioxide
Chemicals used for treatment of swimming pool water - Hydrogen peroxide
Chemicals used for treatment of swimming pool water - Sodium peroxodisulfate
Chemicals used for treatment of swimming pool water - Sodium thiosulfate
Chemicals used for treatment of swimming pool water - Potassium peroxomonosulfate
Status: VIGENTE / 2020-12-04
Products used for treatment of water intended for human consumption - Iron-coated granular activated alumina
Products used for treatment of water intended for human consumption - Manganese dioxide coated limestone
Status: VIGENTE / 2020-10-28
Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)
Water quality - Guidance on determining the degree of modification of the hydromorphological features of transitional and coastal waters
Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface waters
Status: VIGENTE / 2020-10-21
Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019)
Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018)
Water quality - Guidance on mapping of seagrasses and macroalgae in the eulittoral zone
Water quality - Multi-compound class methods - Part 1: Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry (ISO 21253-1:2019)
Water quality - Multi-compound class methods - Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical method (ISO 21253-2:2019)
Water quality - Preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium (ISO 10634: 2018)
Status: VIGENTE / 2020-07-08
Water quality - Guidance on analysis of mesozooplankton from marine and brackish waters
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