Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as the theory of "quality the basic, have confidence in the very first and management the advanced" for DL-Hydroxybutanedioic acid, Irinotecan Free Base CAS 97682-44-5, CAS 1122-58-3, Molecular Formula C10H12O4,Irinotecan Hydrochloride CAS 100286-90-6. We appreciate your enquiry and it's our honor to work with every friend worldwide. The product will supply to all over the world, such as Europe, America, Australia,Philippines, Macedonia,Berlin, Sacramento.We have a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our products have been strictly inspected before shipment.