Our enterprise since its inception, often regards solution excellent as enterprise life, continually strengthen output technology, enhance product high quality and continually strengthen organization total high-quality administration, in strict accordance using the national standard ISO 9001:2000 for 210-871-0, Chemical Formula Sodium Sulfide , Caustic Soda Sodium Hydroxide , Caustic Soda For Water Treatment ,Chemical Formula Sodium Sulfide . Good quality and competitive prices make our products enjoy a high reputation all over the word. The product will supply to all over the world, such as Europe, America, Australia,Gambia , Spain ,Porto , Egypt .Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to deliver the high-quality items and services, and promote lasting cooperation with our customers, common development and create a better future.