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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.
LEATHER. DETERMINATION OF SULPHATED TOTAL ASH AND SULPHATED WATER-INSOLUBLE ASH
WITHDRAWN published on 15.3.1983
Selected format:ENSAYOS QUIMICOS DEL CUERO. DETERMINACION DEL CONTENIDO EN CROMO
WITHDRAWN published on 1.6.1966
Selected format:LEATHER. DETERMINATION OF CHROMIUM CONTENT
WITHDRAWN published on 15.1.1986
Selected format:LEATHER. DETERMINATION OF WATER-SOLUBLE MAGNESIUM SALTS (EPSOM SALT). EDTA TITRIMETRIC METHOD
WITHDRAWN published on 15.3.1983
Selected format:ENSAYOS QUIMICOS DEL CUERO. DETERMINACION DEL NITROGENO Y DE LA SUBSTANCIA PIEL
WITHDRAWN published on 1.6.1966
Selected format:LEATHER. DETERMINATION OF PH
WITHDRAWN published on 15.4.1982
Selected format:CUERO. SUELA EN RAMA, TROQUELADA Y APLICADA AL CALZADO. NORMA DE CALIDAD
WITHDRAWN published on 1.6.1966
Selected format:LEATHER. SOLE LEATHER SPECIFICATIONS
WITHDRAWN published on 26.4.1988
Selected format:ENSAYOS QUIMICOS DEL CUERO. COMPROBACION DE LA CURTICION EN EL INTERIOR
WITHDRAWN published on 1.6.1966
Selected format:LEATHER. SAMPLING. NUMBER OF ITEMS FOR A GROSS SAMPLE
WITHDRAWN published on 15.4.1982
Selected format:Latest update: 2026-01-25 (Number of items: 2 257 482)
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