I-Bentonite iwuhlobo lwamanzi aqukethe insimbi yobumba ikakhulukazi eyakhiwe i-montmorillonite, ngenxa yezindawo zayo ezikhethekile.Okufana: ukuvuvukala, ukubumbana, i-adsorption, i-catalysis, i-thixotropy, ukumiswa, ukushintshaniswa kwe-cation, njll.
PH inani 8.9-10