Bitter almond seed was collected from tress located in the city
of Dohuk Governorate, North of Iraq. Used transparent plastic
water bottles produced from PET were collected from the university
restaurant. Methanol (reagent grade), hexane, diethyl ether,
acetic acid and iodine were supplied from BDH (UK). Potassium
acetate was supplied from Fluka. All chemicals were of analytical
reagent grade and were used as received without any further
purification