R & F Laboratories 2725 Curtiss St Downers Grove, IL 60515 Phone : (630) 969-5300 Business Category Testing Laboratories R & F Laboratories 245 W Roosevelt Rd # 17 West Chicago, IL 60185 Phone : (630) 969-5300 Business Category Testing Laboratories R & F Laboratories , Phone : (630) 969-5300 R & F Laboratories Business Category