زيوت الأساس – HHBO زيوت الأساس الثقيلة جداً
| Sno. | Test Parameters | Test Method | Units | Specifications |
| 1 | Appearance | Visual | * | brownish |
| 2 | Density@15°C | D-1298 | kg/m3 | 880- 900 |
| 3 | Kinematic Viscosity@40°C | D-7042 | cSt | to be reported |
| 4 | Kinematic Viscosity@100°C | D-7042 | cSt | >10.5 |
| 5 | Viscosity Index, Min. | D-7042 | * | 95 |
| 6 | Flash Point (COC), Min | D-92 | °C | >235 |
| 7 | pour point | D-97 | °C | -3 |