NF T51-621:1997 PLASTICS. DETERMINATION OF MELTING BEHAVIOUR (MELTING TEMPERATURE OR MELTING RANGE) OF SEMI-CRYSTALLINE POLYMERS. (EUROPEAN STANDARD EN ISO 3146).
2000NF T51-621:2000 Plastics - Determination of melting behaviour (melting temperature or melting range) of semi-crystalline polymers by capillary tube and polarizing-microscope methods.
1997NF T51-621:1997 PLASTICS. DETERMINATION OF MELTING BEHAVIOUR (MELTING TEMPERATURE OR MELTING RANGE) OF SEMI-CRYSTALLINE POLYMERS. (EUROPEAN STANDARD EN ISO 3146).