Natural Advantage introduces 2,4-Decadienal (CAS# 25152-84-5, FEMA# 3135 ). 2,4-Decadienal occurs naturally in cooked beef, fish, potato chips and roasted peanuts. It gives the deep fat flavor of chicken, beef, potato chips and French fries. It can also be used in grapefruit. Typical use rate is 0.005 ppm-10 ppm as consumed. 2,4-Decadienal is EU and U.S. Natural, kosher, vegetarian and non-GMO.