medical chemical factory , we have 7years export business. provide high purity products for clients. Our Service: 1. Professional supplier for different legal chemicals. 2.Located in China. 3.Sample order are accepted to test quality for first cooperation. No free sample. 4.Express use EMS, Fedex, UPS,DHL,usps, NL Post,HK EMS,etc. 5.Our payment terms are bitcoin,bank transfer. (Mainly bitcoin) 6.Tracking number provided within 3 days after full payment received. 7. All goods with strong effect and reasonable price. 8.We accept chemcials custom, please provide cas number from your side. 9.Our policy is win-win,if you are looking for a long term reliable business supplier, you are coming to a right place now! whatsapp:86 17162719502 Wickr: maggiesakura Email: *