The key to our success is "Good Products Good quality, Reasonable Value and Efficient Service" for CAS 79-08-3, Sofosbuvir, L-α-Aminopropionic acid, (S)-1-(Chloroacetyl)-2-pyrrolidinecarbonitrile,123.58. We have now ISO 9001 Certification and qualified this item .in excess of 16 years experiences in manufacturing and designing, so our items featured with best quality and competitive selling price. Welcome cooperation with us! The product will supply to all over the world, such as Europe, America, Australia,South Africa, Monaco,Mongolia, United Arab emirates.Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.