We thinks what customers think, the urgency of urgency to act in the interests of a customer position of principle, allowing for better quality, lower processing costs, prices are more reasonable, won the new and old customers the support and affirmation for Liquid Silicone Seal, Sodium Bisulfide , Sodium Hydrosulphide 10/20/30ppm , sodium hydrosulphide hydrated ,Precipitated Baso4 98% Min . We are hunting ahead to cooperating with all buyers from in your own home and abroad. Moreover, customer pleasure is our everlasting pursuit. The product will supply to all over the world, such as Europe, America, Australia,Bhutan , Kuwait ,Tunisia , Azerbaijan .Our experience makes us important in our customer eyes. Our quality speaks itself the properties like it do not tangle, shed or breakdown, so that are our customers will always be confident while placing an order.