
Keywords: روغن کرچک; Immobilized lipase; Castor oil; Monoricinolein; Diricinolein; Biodegradable lubricants; Glycerolysis; PG; Partial glycerides; MRO; Monoricinolein; DRO; Diricinolein; TAG; Triglyceride; FFA; Free fatty acid; CO; Castor oil; GC; Gas chromatography;