 
                                                        Guangzhou Tosun Pharmaceutical Ltd.
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Established in 1999, Guangzhou Tosun Pharmaceutical Limited is a Pharmaceutical company based in Guangzhou, China and specialized in providing Pharmaceutical Reference Standards, API Impurities, Reference Listed Drugs (RLDs), Intermediates, Excipients etc. We supply products to pharmaceutical, biotech companies as well as R&D labs at various research institutes and organizations. 
• We respond to our clients' inquiries within 24 hrs. 
• We ship In-stock products in 24 hrs. 
• Tosun offers custom synthesis of the products which are new or not in our stock.
Visit Us: www.chinadrugservices.com
Contact Us by Phone or Email below:
Phone: +86-18922120635 (China Phone No.) / +1(505)227-9876 (USA Phone No.)
Email: tonghuiyy218@upharm.cn
WhatsApp: +86-18922120635
Keywords
apis & chemical intermediates, analytical standards, drug registration, drug services, impurity, hplc columns, api impurities, intermediate, custom synthesis, analytical service, featured products
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