Oil content: 30-40% wt ASTM D-721 Melting Point: 40-50 C ASTM D-87 Flash Point: 230-250 C ASTM D-92 Kinematic Viscosity at 100 C: 6-7.5 CST ASTM D-445 Penetration at 25 C: 100-150 (1.10 mm) ASTM D-937 Color (lovibond): Yellowish Brown Method (2*cell)