With a complete scientific quality management system, good quality and good faith, we win good reputation and occupied this field for hydrogen sulfide, Hydroxide Anions , Sodium Potassium Hydroxide , Colorless To Light-Yellow Liquid ,sodium hydrosulphide hydrated . Since establishment in the early 1990s, we have set up our sale network in USA, Germany, Asia, and several Middle Eastern countries. We aim to be a top class supplier for worldwide OEM and aftermarket! The product will supply to all over the world, such as Europe, America, Australia,Cairo , Barbados ,Melbourne , Sweden .We will do our utmost to cooperate & satisfied with you relying on top-grade quality and competitive price and best after service ,sincerely look forward to cooperating with you and make achievements in the future!