With our leading technology as well as our spirit of innovation,mutual cooperation, benefits and development, we will build a prosperous future together with your esteemed company for 2,3-Dihydroxy Naphthalene-6-Sulfonic Acid Sodium Salt (Dioxy R Salt), NAPHTHOL ASPH (3-HYDROXY 2-NAPHTHO PHENETIDINE), 2,7-Dihydroxynaphthalene, Solvent Blue 36,Solvent Black 7. Our customers mainly distributed in the North America, Africa and Eastern Europe. we will source top quality goods using the really aggressive selling price. The product will supply to all over the world, such as Europe, America, Australia,Israel, Iran,Mexico, Manila.We can meet the various needs of customers at home and abroad. We welcome new and old customers to come to consult & negotiate with us. Your satisfaction is our motivation! Allow us to work together to write a brilliant new chapter!