Biopurify Phytochemicals provides quality phytochemicals, especially Chinese Herb Active Ingredients to our global customers. From small quantities for R&D or reference substance, to large quantities for customizing or manufacturing, Biopurify emphasizes the service side for consistency and reliability. All our products have strict quality control and assurance and can provide the data of HPLC, MS and NMR ect. The products listed in our catalog can all be manufactured in bulk scale. We offer Chinese medicine reference substances or the active ingredients reference substances(working standards) of the herbal medicine in line with the requirements of CP, USP and EP, can provide the calibration and identification data according to customers' request.We also offer phytochemical Compound Library an extensive collection of phytochemicals from Chinese herb and plant for new drug screening. More than 600 natural compounds are available in powder form from 5mg50mg in this library, many of them are unavailable elsewhere. We can provide the SD file for Compound Library request. All confirmed orders received by 4 PM Beijing Time will be normally shipped the same day if stock is available (Workday only, for some products, the delivery time is within 3 workdays). The Catalog can be searched by Name (or partial name, synonym name), CAS, as well as molecular formula. The Catalog is updated frequently to add new products and to incorporate customer feedback. We are committed to keeping all of our products in stock for immediate delivery, to providing Good services, High quality products and Favourable prices.