L-Limonene is the optical isomer of Limonene
Limonene is classified as three types: L-limonene, D-limonene optical isomers and one racemic.
It is a colorless to pale yellow liquid with strong fruity and citrus odor.
D-Limonene is naturally found in Pine needle oil, Turpentine, Cajeput oil and other essential oils.
L-limonene presents in essential oil of citrus, such as mandarin oil and sweet orange oil.
Racemic limonene is derived from turpentine.
It mainly used in food flavour and synthetic fragrances.