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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 ANALYSIS METHODS IN INDUSTRIAL WASTES. SILICA DETERMINATION. MOLYBDIC SILICATE METHOD
WITHDRAWN published on 15.5.1983
Selected format:Water quality. Silica determination. Colorimetric method with molybdic silicate.
WITHDRAWN published on 28.2.2002
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. ARSENIC DETERMINATION. PHOTOMETRIC METHOD WITH SILVER DIETHYLDITHIOCARBAMATIC
WITHDRAWN published on 15.5.1983
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. PHENOLS DETERMINATION
WITHDRAWN published on 15.5.1983
Selected format:Water quality. Phenols determination. 4-aminoantipirin method.
WITHDRAWN published on 28.2.2002
Selected format:WATER ANALYSIS METHOD IN INDUSTRIAL WASTES. TOTAL NITROGEN DETERMINATION. KJELDAHL METHOD
WITHDRAWN published on 15.5.1983
Selected format:WATER ANALYSIS METHOD IN INDUSTRIAL WASTES. ORGANOCHLORED PLAGUE KILLERS DETERMINATION. GAS CHROMATOGRAPHY METHOD
WITHDRAWN published on 15.5.1983
Selected format:METHODS OF ANALYSIS OF WATER IN INDUSTRIAL WASTE. DETERMINATION OF ALUMINIUM CONTENT.
WITHDRAWN published on 19.6.1989
Selected format:Water quality. Aluminiun determination. Colorimetric method with eriocromocianine R.
WITHDRAWN published on 28.2.2002
Selected format:WATER ANALYSIS METHODS IN INDUSTRIAL WASTE. DETERMINATION OF MANGANESE CONTENT. AMMONIC PERSULFATE METHOD.
WITHDRAWN published on 17.7.1989
Selected format:Latest update: 2026-03-20 (Number of items: 2 268 518)
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