All, I received many requests for the datasheets for the Dupont Material CB100 Conductive via plug. Therefore, I will post a contact at Dupont to assist those requesting the information. Here goes.. Michael A. Saltzburg Marketing Manager DuPont Electronics Materials 14 T. W. Alexander Drive Research Triangle Park, NC 27709-4425 Tel. (919) 248-5532 Fax. (919) 248-5715 John Laur Allen-Bradley