Food Additive, Citric Acid, Malic Acid manufacturer / supplier in China, offering White Powder Food Additive Dl-Malic Acid for Food Grade CAS: 6915-15-7, CAS No.: 24634-61-5 Potassium Sorbate/ Powder or Granular /Potassium Sorbate, Oil Drilling Grade Xanthan Gum with High Purity API Quality Standard and so on.