Essential oil extraction and assay

Dear All,

Hi!
Hereby i am in the need of information on glass assemly require for various extration of essential oil,
it will be of complete article on Distillation, Vaccume distillation,Column distillation,Co2 pressurised distillation categery wise for diff spices and aromatic plant and herbs oil and it's resing.

thanks
HARENDRA

Any member with knowledge of this subject?

Thanks,
Simon