Bentonite is a clay mineral with a major component of montmorilonite, which has a porous structure and is highly expandable. This mineral has the ability to adsorb, ion exchange, ... Absorption of more than 90% Aflatoxin B1 toxic only with a density of 0.02% in water environment (Meet the requirements of the European Commission on quality bentonite used in animal husbandry). Bentonite has the ability to adsorb heavy metals Pb, Cd, organic compounds, mold and bacteria, etc. Registered for BENT-IET.