... Catalyst\pesticide carrier, liquid fertilizer \ SC pesticides, high-grade additives, pulp printing and dyeing, printing agent, agent batik, leather ... auxiliaries, plasticized plastic, rubber reinforcement, and material additives, emulsified asphalt, sealing putty, sealing Pieces, paint,ink, adhesives ... molecular formula is:Mg5Si8O20(HO)2(OH2)4•4H2O. oil drilling mud additives