Acidity agent for acidic drinking liquid, acidity is 7-8 times than that for citric acid, for making many kinds of food grade Phosphoric acid (F.G.85%)MW: 98.00Executive Standard: GB3149-2004Usage: Acidity agent for acidic drinking liquid, acidity is 7-8 times than that for citric acid, for making many kinds of food grade phosphate, such as Tribasic sodium phosphate, Tribasic potassium phosphate, ...