We usually believe that one's character decides products' high quality, the details decides products' excellent ,with the REALISTIC,EFFICIENT AND INNOVATIVE staff spirit for CAS 72235-53-1, CAS 4271-30-1, Molecular Weight 206.33, Weight 279.33,Weight 100.12. For further information, please do not hesitate to contact us. All inquiries from you will be highly appreciated. The product will supply to all over the world, such as Europe, America, Australia,Zimbabwe, Estonia,Kuwait, Latvia.Our company insists on the principle of "Quality First, Sustainable Development", and takes "Honest Business, Mutual Benefits" as our developable goal. All members sincerely thank all old and new customers' support. We will keep working hard and offering you the highest-quality products and service.