Environment

ISO/DIS 14669 - Water quality — Determination of acute lethal toxicity to marine copepods (Copepoda, Crustacea)
Categories: Water. Examination. Biological properties
Committee: ISO/TC 147/SC 5 (Biological methods)
Origin: ISO
Close date: 14 Jul 2025
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ISO/DIS 11277 - Soil quality — Determination of particle size distribution in mineral soil material — Method by sieving and sedimentation
Categories: Soils. Physical properties
Committee: ISO/TC 190/SC 3 (Chemical and physical characterization)
Origin: ISO
Close date: 18 Jul 2025
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prEN ISO 19388 - Sludge recovery, recycling, treatment and disposal - Requirements and recommendations for the operation of anaerobic digestion facilities (ISO 19388:2023)
Categories: Wastes. Liquid
Committee: CEN/TC 308 (Characterization and management of sludge)
Origin: CEN
Close date: 24 Jul 2025
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ISO/DIS 18191 - Water quality — Determination of pHT in sea water — Method using the indicator dye m-cresol purple
Categories: Water. Examination. Chemical substances
Committee: ISO/TC 147/SC 2 (Physical, chemical and biochemical methods)
Origin: ISO
Close date: 12 Aug 2025
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ISO/DIS 16000-3 - Indoor air — Part 3: Determination of formaldehyde and other carbonyl compounds in indoor air and test chamber air — Active sampling method
Categories: Ambient atmospheres
Committee: ISO/TC 146/SC 6 (Indoor air)
Origin: ISO
Close date: 14 Aug 2025
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