We enjoy a very good reputation among our customers for our excellent product quality, competitive price and the best service for CAS No: 16 721-80-5, Sodium Sulfiide 60% , hidrogenossulfureto de sódio hidratado , Caustic Solid ,Polyacrylicamide Cpolyacrylamids . Customers' benefit and satisfaction are always our biggest goal. Please contact us. Give us a chance, give you a surprise. The product will supply to all over the world, such as Europe, America, Australia,Lisbon , America ,Ukraine , America .We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.