As for competitive prices, we believe that you will be searching far and wide for anything that can beat us. We can state with absolute certainty that for such quality at such prices we are the lowest around for Sodium Hydrosulphide and 70% Sodium Hydrosulphide/Sodium Hydrosulfide, Un1814 Potassium Hydroxide Solution , Dextran PAM , Barium Sulphate In Paint ,sodium sulphide hydrated . To significantly increase our service quality, our corporation imports a large number of overseas advanced devices. Welcome clientele from home and overseas to connect with and inquire! The product will supply to all over the world, such as Europe, America, Australia,Vietnam , New Zealand ,Danish , Turkmenistan .The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.