Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for Strain Medicine, sulfureto de sódio hidratado , Polyacrylamide Pam , Sodium Sulfiide 60% ,Chemical Formula Sodium Sulfide . In case you pursuit the Hi-quality, Hi-stable, Aggressive price elements, corporation name is your greatest choice! The product will supply to all over the world, such as Europe, America, Australia,Namibia , Bhutan ,Paraguay , Zurich .Corporate goal: Customers' satisfaction is our goal, and sincerely hope to establish long-terms stable cooperative relations with customers to jointly develop the market. Building brilliant tomorrow together!Our company regards reasonable prices, efficient production time and good after-sales service as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.