organic bentonite has been used in china for more than thirty years. it is a kind of montmorillonite / organic ammonium compound, using bentonite as raw material, using bentonite montmorillonite lamel...
organic bentonite has been used in china for more than thirty years. it is a kind of montmorillonite / organic ammonium compound, using bentonite as raw material, using bentonite montmorillonite lamel...
