Critical feedstock properties.
Feedstock material
Acid number(mgKOH/gr)
Acidity(%)
Density(kg/m3)
Viscosity(mm2/sec)
Castor/fresh 0.981 0.52 946 198.67
Castor/waste 0.666 0.35 946 172.08
Sun/fresh 4.312 2.15 903 22.02
Sun/waste 2.735 1.36 904 21.13
Ricinoleic acid for castor oil and linoleic acid for sunflower oil