Ufa wonyezimira wonyezimira kapena wonyezimira, wotsekemera komanso wapoizoni wokhala ndi mphamvu yokoka ya6.1 ndi index yotsitsimutsa 2.25.Siingathe kusungunuka m'madzi, koma imatha kusungunuka mu hydrochloric acid ndi nitric acid. Imasanduka imvi ndi yakuda pa 200 ℃ imatembenukira ku chikasu pa 450 ℃, ndipo ili ndi deductibility.