Functional Ingredients, Feed Additives, Food Additives manufacturer / supplier in China, offering Silicon Carbide CAS 409-21-2 Sic Powder (Black) Silicon Carbide Micro Powder, Silicon Carbide CAS 409-21-2 Sic Powder (Green) Silicon Carbide Micro Powder, Manganese Chloride Tetrahydrate CAS 13446-34-9 Manganese (II) Chloride Tetrahydrate Mncl2.4 (H2O) and so on.