Being supported by an state-of-the-art and skilled IT team, we could supply technical support on pre-sales & after-sales service for Sodium Hydrosulfide 70%, Caustic Soda Prills , Precipitated Baso4 98% Min , Sodium Hydrosulphide Liquid ,solfuro di sodio idratato . Please send us your specifications and requirements, or feel free to contact us with any questions or inquiries that you may have. The product will supply to all over the world, such as Europe, America, Australia,Bangladesh , South Africa ,United States , Estonia .Company name, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by ISO quality management standard strictly, creating top-ranking company by spirit of progress-marking honesty and optimism.