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Spanish national standards UNE are published by the company AENOR, which deals with the development of national standardization and certification in all industrial and services sectors. Its aim is to contribute to the quality, competitiveness and improvement of companies and to protect the environment.
WATER QUALITY. DETERMINATION OF DISSOLVED OXYGEN. ELECTROCHEMICAL PROBE METHOD
WITHDRAWN published on 12.5.1989
Selected format:WATER QUALITY. DETERMINATION OF BIOCHEMICAL OXYGEN DEMAND AFTER N DAYS (BODN). DILUTION AND SEEDING METHOD
WITHDRAWN published on 8.5.1989
Selected format:WATER QUALITY. DETERMINATION OF THE CHEMICAL OXYGEN DEMAND (COD). DICHROMATE METHOD
WITHDRAWN published on 19.6.1989
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF TURBIDITY
WITHDRAWN published on 15.12.1982
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES
WITHDRAWN published on 15.12.1982
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF AMMO-NIA-NITROGEN. METHOD OF DISTILLATION
WITHDRAWN published on 15.5.1983
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF TOTAL CYANIDES
WITHDRAWN published on 15.5.1983
Selected format:Water quality. Determination of total cyanides.Titrimetric or colorimetric method.
WITHDRAWN published on 28.2.2002
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF TOTAL RESIDUES
WITHDRAWN published on 15.12.1982
Selected format:Water quality. Determination of total residues.
WITHDRAWN published on 28.2.2002
Selected format:Latest update: 2026-06-24 (Number of items: 2 284 377)
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