Raw Near-Infrared (NIR) spectral data obtained from the analysis of pure olive oil samples and samples of olive oil adulterated with sunflower, sesame, flaxseed, and other seed oils

Database containing NIR spectra of different samples (pure and adulterated) of olive oils. Legend: Extra virgin olive oil (EVOO), virgin olive oil (VOO) and olive oil (OO) pure samples that were adulterated with flax (FO), sunflower (SO), seeds (SEO) and sesame (SESO) oils.