Biodiesel resin can effectively remove water, methanol ,soap , glycerin,etc. Seplite BD130 is a dried sulfonic ... biodiesel.Fuction:desiccant,neutralizing agent and ion exchanger to remove water,leftover reactant and by-products of the transesterification process,including ... .Seplite BD130 greatly simplifies biodiesel purification. BD 130 resin media for biodiesel water removal