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UNE 17707:1978 ISO GENERAL PURPOSE METRIC SCREW THREADS. TOLERANCES. PRINCIPLES AND BASIC DATA.
UNE 18036:1978 ROLLING BEARING. ACCESORIES: LOCKWHASER WITH STRAIGHT OR BENT INNER TAB.
UNE 20588:1978 DIMENSIONS OF TOROIDS MADE OF MAGNETIC OXIDES OR IRON POWDER
UNE 18152:1978 ENDLESS VARIABLE-SPEED-BELTS AND GROOVE SECTIONS OF CORRESPONDING PULLEYS.
UNE 55084:1978 FATS. PURIFICATION METHOD OF OLIVE OIL BY CHROMATOGRAPHIC ON ALUMINA, BY DETERMINIG THE ABSORPBANCE IN THE ULTRAVIOLET.
UNE 55570:1978 SURFACE ACTIVE AGENTS. SULPHUR FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF ASH AT 850-900 ºC AND OF RESIDUE AT 200 ºC
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