Maleic acid has become a new acidulant in food ... and alcohol, a king of stronger organic acid. 2,Maleic acid has become a new acidulant in food and beverage ... the taste in food and beverage. At the present time Maleic acid is mainly used in syrup, readytea, orange juice, ... and other fortified syrup and food. 3,In addition, Maleic acid is mainly used to manufacture unsaturated polyester resin, pesticide ...