Optimization of the Vacuum Fractional Distillation Process for Enhancing the α-Guaiene of Patchouli Oil with Response Surface Methodology

by Widyasanti A.; Nurjanah S.; Nurhadi B.; Osman C.P.
Published in Separations (2023)

Isolation of guaiene from crude and distillate patchouli oil extracted by molecular distillation

by Widyasanti A.; Nurjanah S.; Nurhadi B.; Osman C.P.
Published in IOP Conference Series: Earth and Environmental Science (2021)