Prezentul standard stabile?te metoda de determinare a viseozit??ii relative ?i a indicelui de viscozitate a poliamidelor ?n solu?ii diluate, folosind ca solvent acid sulfuric, meta-crezol sau acid formic.
STAS 9048-1986 history
1986STAS 9048-1986 PLASTICS Viscosity determination of polyamides in diluted solutions