High Purity Lab Grade n-Pentane 99% is a hydrocarbon that has properties that are similar to butanes and hexanes. Pentane is a non-polar solvent and refrigerant. Pentane is used for the extraction and eluting of distillates, concentrates, volatiles, and essential oils from plant materials. Pentane can be used with hydrocarbon extraction systems that extract herbal oils, botanical compounds and oils from plants. It is a colorless liquid and has a petroleum-like odor.