Pure Chemistry Scientific Inc.,founded in 2004, is a research-based manufacturer of combinatorial building blocks and fine chemicals.The main products cover organotin, Boronic Acids/Esters, Biotin,Trifluoromethanesulfonate salt, PEG and Vitamin D derivatives. In addition, we provide CRO & CMO services. The volume of products ranges from milligrams, kilograms to tons scale.