Norm
[AKTUELL]
ASTM D 4890
ASTM D 4890
Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA (Platinum-Cobalt) Color of Polyols
Titel (englisch)
Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA (Platinum-Cobalt) Color of Polyols