sample of tartrazine powder. food coloring. e102.

food coloring dye e102 yellow tartrazine powder wooden plate top view additive pigment riboflavin phosphate sodium curcumin sample quinoline carmine chemical cosmetic industry trisodium pyrazole carboxylate blue color potential allergy ingredient allergen risk hazard synthetic 19140 fdamp lemon instant pharmaceutical products fdc azo powder coloring e102