Soda Ash, Ascorbic Acid, Sodium Bicarbonate manufacturer / supplier in China, offering Industry Grade China Manufacturer CAS: 6192-52-5 PARA Toluene Sulfonic Acid (PTSA), Food Additives Natural Red Color Meat Processing Red Fermented Rice, Industry Grade Basic Chemical CAS: 7447-40-7 Potassium Chloride and so on.