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Water quality - Determination of highly volatile halogenated hydrocarbons - Gas-chromatographic methods (ISO 10301:1997)
90.93 Standard confirmed
Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method by analysis of biochemical oxygen demand (closed bottle test) (ISO 10707:1994)
90.93 Standard confirmed
Water quality - Determination of selected plant treatment agents - Method using high performance liquid chromatography with UV detection after solid-liquid extraction (ISO 11369:1997)
90.93 Standard confirmed
Wastewater treatment plants - Part 1: General construction principles
90.92 Standard to be revised
Wastewater treatment plants - Part 11: General data required
60.60 Standard published
Wastewater treatment plants - Part 12: Control and automation
60.60 Standard published
Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation
60.60 Standard published
Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants
90.92 Standard to be revised
Wastewater treatment plants - Part 16: Physical (mechanical) filtration
60.60 Standard published
Wastewater treatment plants - Part 3: Preliminary treatment
60.60 Standard published
Wastewater treatment plants - Part 6: Activated sludge process
60.60 Standard published
Wastewater treatment plants - Part 7: Biological fixed-film reactors
90.92 Standard to be revised
Wastewater treatment plants - Part 8: Sludge treatment and storage
60.60 Standard published
Wastewater treatment plants - Part 9: Odour control and ventilation
60.60 Standard published
