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Committee

Committee:

CTN 77 - Environment

Secretary:
UNE - ASOCIACIÓN ESPAÑOLA DE NORMALIZACIÓN
Field of Activity:
Standardization of: Terminology, sampling, measurement and reporting of characteristics of air, water, soil , solid wastes and noise as well as environmental impacts products referring to environmental quality. Excluding: - Workplace atmospheres; - Radioactive contamination; - Limits of acceptability for air quality.
Structure:

SC 1 Water

SC 2 Air

SC 3 Soil

SC 5 Waste

International Relations:

ISO/TC 146  Air quality

ISO/TC 147  Water quality

ISO/TC 158  Analysis of gases

ISO/TC 190  Soil quality

ISO/TC 275  Sludge recovery, recycling, treatment and disposal

CEN/WS AGRO2CIRCULAR  Guidelines for characterization of extracts for the recycling/upcycling of organic agrifood wastes

CEN/SS S08  Air quality

CEN/SS S27  Waste - Characterization, treatment and streams

CEN/TC 164  Water supply

CEN/TC 230  Water analysis

CEN/TC 264  Air quality

CEN/TC 308  Characterization and management of sludge

CEN/TC 444  Environmental characterization of solid matrices

* Some activities of this TC correspond to other AEN/CTN.

Standards developed by the committee: Technical Standardisation Committee 77: 1424

UNE-EN 12122:1999

Status: ANULADA2006-05-31

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. AMMONIA SOLUTION.

UNE-EN 12126:1999

Status: ANULADA2006-04-12

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. LIQUEFIED AMMONIA.

UNE-EN 12121:1999

Status: ANULADA2006-04-12

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM DISULFITE.

UNE-EN 12123:1999

Status: ANULADA2006-04-12

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. AMMONIUM SULFATE.

UNE-EN 12124:1999

Status: ANULADA2006-04-12

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM SULFITE.

UNE-EN 12120:1999

Status: ANULADA2006-04-05

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM HYDROGEN SULFITE.

UNE-EN 12125:1999

Status: ANULADA2006-03-29

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM THIOSULFATE.

UNE-EN 898:1998

Status: ANULADA2006-03-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM HYDROGEN CARBONATE.

UNE-EN 897:1999

Status: ANULADA2006-03-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM CARBONATE.

UNE-EN 896:1999

Status: ANULADA2006-03-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM HYDROXIDE.

UNE-EN 1019:1996

Status: ANULADA2006-03-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUPTION. SULFUR DIOXIDE.

UNE-EN 1421:1996

Status: ANULADA2006-03-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. AMMONIUM CHLORIDE.

UNE-EN 872:1996

Status: ANULADA2006-03-15

WATER QUALITY. DETERMINATION OF SUSPENDED SOLIDS. METHOD BY FILTRATION THROUGH GLASS FIBRE FILTERS.

UNE-EN 12173:1999

Status: ANULADA2006-03-15

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM FLUORIDE.

UNE-EN 1208:1998

Status: ANULADA2006-03-01

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM CALCIUM POLYPHOSPHATE.

UNE-EN 1212:1998

Status: ANULADA2006-03-01

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM POLYPHOSPHATE.

UNE-EN 890:1999

Status: ANULADA2006-03-01

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. IRON (III) SULFATE

UNE-EN 1211:1998

Status: ANULADA2006-03-01

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. POTASSIUM TRIPOLYPHOSPHATE.

UNE-EN 1204:1998

Status: ANULADA2006-02-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. MONOCALCIUM PHOSPHATE.

UNE-EN 891:1999

Status: ANULADA2006-02-22

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. IRON (III) CHLORIDE SULFATE