Parfum, Parfum Extrait, Extrait de Parfum, Perfume Extract, Pure Perfume or Elixir is the strongest concentration of fragrance and can have between fifteen and forty percent of aromatic compounds.
The International Fragrance Association says that 20% is the most common concentration for this type of perfume.
It is also the most expensive and usually comes in small bottles, used in small quantities and gives a long-lasting fragrance as the concentration is high and can be overpowering.
Esprit de Parfum has a concentration between fifteen and thirty percent. It is a rare concentration, but it is famous because it is a concentration that Dior used in the creation of the perfume Poison in the 1980’s.