Study quality of 10 tapioca starch samples, which were used to make excipient pill in some medicine enterprises in Ha Noi and Central area based on of standard II part 3 of Vietnam pharmacopoeia and 24 America pharmacopoeia. Result showed: most of tapioca starch that used to make excipient in the enterprises had low quality. The study constructed elaboration of refinement method for jambose tapioca starch come up to starch of jambose standard of America pharmacopoiea 24. Base on the process of purify tapioca starch can purify tapioca starch with big size and get to high quality.
Starch ; Excipients ; Pharmacopoeias

In this work we studied the partial hydrolysis of tapioka starch with acid oxalic. The product obtained from this study can by used as a binder in granulation
Starch ; Manufactured Materials ; Oxalic Acid