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: 1430

UNE-EN 899:1997

Status: CANCELLED/2004-04-23

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SULFURIC ACID.

UNE 77242:2001

Status: CANCELLED/2004-04-02

Gas analysis. Vocabulary.

UNE-EN 12915:2000

Status: ANULADA / 2004-01-30

PRODUCTS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. GRANULAR ACTIVATED CARBON.

UNE-EN 12903:2000

Status: ANULADA / 2003-12-30

PRODUCTS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. POWDERED ACTIVATED CARBON.

UNE-EN 12907:2000

Status: ANULADA / 2003-12-30

PRODUCTS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. PYROLYSED COAL MATERIAL.

UNE-EN 29888:1995

Status: ANULADA / 2003-02-13

WATER QUALITY. EVALUATION OF THE AEROBIC BIODEGRADABILITY OF ORGANIC COMPOUNDS IN AN AQUEOUS MEDIUM. STATIC TEST (ZAHN-WELLENS METHOD). (ISO 9888:1991).

UNE 77029:2002

Status: ANULADA / 2002-06-28

Water quality. Determination of total cyanides.Titrimetric or colorimetric method.

UNE 77061:1989

Status: ANULADA / 2002-05-30

WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF CHROMIUM CONTENT. DIPHENYL CARBAZIDE METHOD

UNE 77028:1983

Status: ANULADA / 2002-05-30

WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF AMMO-NIA-NITROGEN. METHOD OF DISTILLATION

UNE 77044:1983

Status: ANULADA / 2002-05-30

WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. FLUORIDE DETERMINATION. COLORIMETRIC METHOD WITH ALIZARIN