For the determination of the heptane insoluble asphaltene content of gas oil, diesel fuel, residual fuel oils, lubricating oil, bitumen, and crude petroleum that has been topped to an oil temperature of 260°C (500°F)

Consisting of: an electric heater with support rod and clamps, a reflux extractor with 24/40 and 34/45 ground-glass joint, an 500 ml Erlenmeyer flask 24/40 and a condenser 34/45.

- Power supply: 220V 50Hz
- Power: 600W