Fumaric Acid Food Grade 99.5% It is used as Feed acidification agent, Acidity regulator, Food preservative Fumaric Acid Tech Grade 99. ... material for pharmaceutics, plasticizers, synthetic resins, Malic acid, L-Aspartic. And also it can be applied ... paint and coating, Feed acidification agent, Acidity regulator, Food preservative, etc. Specification: ParameterGradeFumaric AcidTechnical FoodPurity ≥ 99. ...