The “40/42” refers to the balance of Linalool and Linalyl acetate esters, giving it a consistent scent

Botanical Name: Lavandula officinalis

Origin: France Aromatic

Description: fresh, herbaceous, floral, woody-balsamic undertone Blends With: Bay, Bergamot, Chamomile, Citronella, Clary Sage, Geranium, Jasmine, Lemon, Mandarin, Orange, Palmarosa, Patchouli, Pine, Thyme, Rosemary, Rosewood and Ylang-ylang

Essential Oils are 100% pure. Warning: Concentrated Oil KEEP OUT OF REACH OF CHILDREN.