Povidone K90
This product is white or milky white powder, odorless or slightly characteristic odor, basically tasteless, insoluble in water, alkali, acid and organic solvents. It has hygroscopicity and absorbency. It swells after absorbing water, but it does not form a gel. After absorbing water, the molecular chain elongate and the volume increases rapidly, resulting in the expansion of Zhuang Li, which can disintegrate tablets quickly.
