The supercritical extraction equipment consists of a CO2 cylinder with 99.9% purity (Praxair, Brazil), a heating tape (Teledyne Isco,model 500 D, syringe pump) a liquid pump Alliance HPLC Lab Series III, stainless steel extractor and two thermostatic baths.
The first bath (Julabo, model F32), used to cool the solvent prior to entering the syringe pump and the second bath (Quimis, scientific devices Ltda., Model Q214-M2) to maintain the desired temperatures in the heated extractor.