KWWTL Biotechnology Co.,Ltd, manufacturing and exporting Doxycycline Hyclate��itagliptin��apamycin and other Synthesize intermediate with good quality and low price in China.Doxycycline Hyclate 24390-14-5Gentamycin Sulfate (Sterile) 1405-41-0 Clarithromycin 81103-11-9 Piroxicam 36322-90-4 Ceftrizxone sodium 74578-69-1Ceftazidime 72558-82-8Bleomycin Sulfate 9041-93-4Bleomycin Hydrochloride 11056-06-7Bleomycin A5 Hydrochloride 55658-47-4 Sitagliptin phosphate monohydrate 654671-77-9Sitagliptin phosphate 654671-78-0