Street Address:       Fidalgo Diaz Avenue

                                                Valle Arriba Heights Shopping Center #104

                                                Carolina, PR  00983

            Postal Address:      PO Box 1800

                                                Carolina, PR  00984-1800

            Telephone:              (787) 762-3030

            Fax:                           (787) 757-1710

            Web Address:         www.bioanalytica.com

            E-Mails:                     Sales Dept:              biosales@bioanalytica.com

                                                Service Dept:           service@bioanalytica.com

                                                Traffic Dept:              traffic@bioanalytica.com

                                                Accounting Dept:    accounting@bioanalytica.com