secalciferol

Chemvon Biotechnology Co. Ltd., is a high-technology pharmaceutical and fine chemical company in R&D, manufacturing and sales of APIs (Active Pharmaceutical Ingredients) and some organic intermediates. With the experience and specialization in technology of asymmetric synthesis, total synthesis of natural products, organometallic reactions, chromatographic chiral separation, we supply high quality products of APIs, intermediates, speciality chemicals. Contract services including research & manuf... View more >>