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UNE 7358:1978 DETERMINATION OF LEAD CONTENT IN IRON ORES, SLAGS AND LIMESTONES BY ATOMIC ABSORPTION METHOD.
UNE 7359:1978 DETERMINATION OF COPPER CONTENT IN IRON ORES, SLAGS AND LIMESTONES BY OMIC ABSORPTION METHOD.
UNE 7360:1978 DETERMINATION OF ZINC CONTENT IN IRON ORES, SLAGS AND LIMESTONES BY ATOMIC ABSORPTION METHOD.
UNE 51027:1978 WATER DETERMINATION, BY DISTILLATION, IN PETROLEUM PRODUCTS
UNE 51104:1978 PETROLEUM PRODUCTS. DETERMINATION OF COLOUR
UNE 57099:1978 PAPER AND CARDBOARD. DETERMINATION OF THE NUMBER OF MICELIOS COLONIES (NM)
UNE 21321:1978 LETTER SYMBOLS FOR SEMICONDUCTOR DEVICES AND INTEGRATED MICROCIRCUITS.
UNE 18029:1978 GEARS. TOOLS FOR CUTTING. SINGLE-START SOLID (MONO-BLOC) GEAR HOBS WITH AXIAL KEYWAY, 1 TO 20 DIAMETRAL PITCH.
UNE 18060:1978 GEARS. CUTTING TOOLS. HOBBING CUTTERS WITH ONE FILLET TIPS. QUALITY.
UNE 20027-1:1978 ROTATING ELECTRICAL MACHINES. DEFINITIONS AND NOMENCLATURE FOR CARBON BRUSHES, BRUSH-HOLDERS, COMMUTATORS AND SILIP-RINGS
UNE 25003:1978 DRAW HOOK COUPLING FOR RAILBOUND VEHICLES OF SPANISH NORMAL WIDTH. MINIMUM TENSILE STRENGTH, 85 T.