Boehmite CAS No.: 1318-23-6, e mohiotia ana ano he boehmite, ko tana tauira molecular ko γ- Al2O3 · H2O or γ- AlOOH ranei, no te tioata orthogonal (orthorhombic) te punaha tioata, ka whakakiia ki roto i te kohuke α Phase hydroxide, e Ko te nuinga o te γ- AlOOH, ka ngaro te wai karaihe ka huri hei Al2O3 i te pāmahana teitei.