... Product Name: Citric Acid AnhydrousUsage:Citric Acid is mainly used as acidulant, flavouring agent, preservative and antistaling agent in food and beverage industry. ... light-proof, well-closed, dry and cool place.2)..Product Name: Citric Acid MonohydrateUsage:1. In the food industry ... tonic), sodium citrate (blood transfusion agent) and so on. Moreover, citric acid is also used as the acidulant in lots ...