200 ml of a sample are distilled in a 500 ml flask at a controlled rate to a sample temperature of +360 °C (680°F) and the volumes of distillate obtained at a specific temperature are measured.

The residue from the distillation, and also the distillate, may be tested as required.

Cut-Back Bitumen Distillation - ASTM-Type Test Equipment

More details are mentioned in the "Order Number" section