The initial oil content in hemp seeds was measured by automatic extraction systems Soxterm by Gerdhart with n-hexane. 5 g of ground hemp seeds
was extracted with 120 mL solvent, until totally depleted according to HRN ISO 6492 (2001). The whole process took 2 h and 45 min, at 180 C. The
measurement was done in duplicate. The average of the initial oil content for two replicates was 33.34 0.23%.