Synthetic Fragrances, Food Additive manufacturer / supplier in China, offering 2-Ethoxy-3-Methylpyrazine for Food Flavor CAS 32737-14-7, Fema 3155 CAS 15707-23-0 3-Ethyl-2-Methylpyrazine or 2-Ethyl-3-Methylpyrazine, Fema 3964 CAS 23787-80-6 2-Acetyl-3-Methylpyrazine Food Grade Flavor Used Vegetables, Beverages, Baked Goods, etc and so on.