Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for ssf.Sodium Sulfide 60%, Sodium Hydrosulphite liquid For Textile , sodium hydrosulphide hydrated , Low Iron Chemical Sodium Hydrosulphide/ Sodium Hydrogen Sulphide ,Sodium Sulfide for leather . We've been glad that we have been steadily escalating using the energetic and long lasting assist of our pleased shoppers! The product will supply to all over the world, such as Europe, America, Australia,Belize , Istanbul ,Durban , Sheffield .we are sincerely hope to establish one good long term business relationship with your esteemed company thought this opportunity, based on equal, mutual beneficial and win win business from now till the future.