Inquiry (采购产品): filter aid what is the basic material used in your translucent filter? Have you used it on lage with commercial success? Where? **** Hidden Message ***** guy weismantel North Beltway 8 Houston, TX 77060 USA Company: ENGlobal Title: chemical engineer Phone: 281-878-1000 E-mail: guy.weismantel@englobal.com **** Hidden Message ***** guy.weismantel@englobal.com