Cerium hydroxide (Ce (OH)4), yomwe imadziwikanso kuti cerium hydrate, ndi ufa wonyezimira wachikasu kapena bulauni wokhala ndi zinthu zabwino zowoneka bwino, zamagetsi zamagetsi ndi zida zothandizira. Amagwiritsidwa ntchito kwambiri m'masensa osamva gasi, ma cell amafuta, ma optics osagwirizana, zopangira ndi zina.
Kampani ya WONAIXI ili ndi chilolezo chopangidwa ndi njira yopangira cerium hydroxide, ndipo imatha kupatsa makasitomala zinthu zabwino kwambiri za cerium hydroxide (egSO42-<100ppm, Cl -<50ppm etc.) ndi mtengo wampikisano.