The key to our success is Good Product Quality, Reasonable Value and Efficient Service for China CAS No.: 16721-80-5, Sodium Penta Sulphide , Ssf 60% , Sodium Sulfide Flakes ,Sodium Hydrosulphide 10/20/30ppm . With outstanding company and top quality, and an enterprise of overseas trade featuring validity and competitiveness, which will be trustworthy and welcomed by its clientele and makes joy to its employees. The product will supply to all over the world, such as Europe, America, Australia,Czech , Slovak Republic ,Tunisia , Tanzania .Our company's main products are widely used all over the world; 80% of our products exported to the United States, Japan, Europe and other markets. All stuff sincerely welcome guests come to visit our factory.