Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of factory, Sodium Hydrogen Sulphide , Sodium hydrosulphide reagent , China Na2s 52% ,hydrogénsulfure de sodium hydraté . We are hunting ahead to cooperating with all buyers from in your own home and abroad. Moreover, customer pleasure is our everlasting pursuit. The product will supply to all over the world, such as Europe, America, Australia,Denver , Philippines ,Accra , Sweden .We adhere to the honest, efficient, practical win-win running mission and people-oriented business philosophy. Excellent quality, reasonable price and customer satisfaction are always pursued! If you are interested in our products, just try to contact us for more details!