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UNE 55540:1979 SURFACE ACTIVE AGENTS. DETERMINATION OF FREEE ALKALINITY OR FREE ACIDITY. TITRIMETRIC METHOD
UNE 55546:1979 SURFACE ACTIVE AGENTS. WASHING POWDERS. DETERMINATION OF ACTIVE OXYGEN CONTENT. TITRIMETRIC METHOD
UNE 51101-1:1979 PENETRATION ON LUBRICATING GREASE. ORIGINAL METHOD
UNE 51101-2:1979 PENETRATION OF LUBRICATING GREASE. ALTERNATIVE METHOD FOR LUBRICATING GREASES BY PENETRATION OVER 400
UNE 51101-3:1979 PENETRATION OF LUBRICATING GREASE PROLONGED WORKED
UNE 36571:1979 SECTIONS COLD-ROLLED ON ROLLER MACHINES. LF SECTION DIMENSIONS
UNE 36573:1979 SECTIONS COLD-ROLLED ON ROLLER MACHINES. CF SECTION. DIMENSIONS
UNE 36574:1979 SECTIONS COLD-ROLLED ON ROLLER MACHINES. NF SECTION. DIMENSIONS
UNE 36575:1979 SECTIONS COLD. ROLLED ON ROLLER MACHINES. O (OMEGA) SECTION. DIMENSIONS
UNE 36576:1979 SECTIONS COLD-ROLLED ON ROLLER MACHINES. ZF SECTION. DIMENSIONS
UNE 56537:1979 PHYSICAL-MECHANICAL CHARACTERISTICS OF WOOD. DETERMINATION OF STRENGHT AGAINST STATIC FLEXION.