We believe in: Innovation is our soul and spirit. High-quality is our life. Consumer need to have is our God for Pyrimidinone, Molecular Formula C10H12O5, Molecular weight 293.31, Atorvastatin Calcium CAS 134523-03-8,(S)-1-(Chloroacetyl)-2-pyrrolidinecarbonitrile. Welcome to post your sample and color ring to let us produce according to your specification.Welcome your inquiry! Looking forward to building long-term cooperation with you! The product will supply to all over the world, such as Europe, America, Australia,Karachi, America,Germany, Venezuela.With nearly 30 years' experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.