Gilsonite Resin Typical Properties Selects 300, 350 and HM Grades Selects 300 Selects 350 HM Ultimate Analysis Carbon Hydrogen Sulfur Nitrogen Oxygen 85.6 10.6 0.3 2.7 0.8 85.6 10.1 0.3 3.2 0.8 84.6 10.5 0.3 2.8 1.8 Softening Point, °F 295 146 348 176 372 189 Pressed Powder, °C Insoluble (%) – Toluene 0.3 0.3 […]