Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for 1-Naphthalene-6-sulfonicacid, CAS, DMA, C16H19N,m-Phenylenediamine. Our merchandise are widely recognized and dependable by users and can meet continuously building economic and social needs. The product will supply to all over the world, such as Europe, America, Australia,venezuela, Canberra,Guatemala, Borussia Dortmund.We have customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us.