Aozeal Certified Standards (AOCS), Inc. is a high-tech bio-pharmaceutical company specialized in synthesis and supply of API impurities and other pharmaceutical reference standards with customers’ desired purity, characterization and QTY. We are engaged in the business of pharmaceutical reference standards for many years.We have our own research lab equipped with advanced technology and smart team for organic synthesis and biosynthesis. Our laboratory is awarded ISO 9001:2015 Quality Management System certification. Our products are mainly used for R&D of pharmaceutical and bio-tech corporations, clinical and biological