The United States Department of Agriculture (USDA), Food Safety Inspection Service (FSIS) intends to negotiate solely with DuPont Qualicon located at Experimental Station Bldg. 400 Box 80400, Wilmington, DE 19880, to participate in Instrument Exchange Program to update, maintenance and lease the BAX Classic and Q7 Systems equipment. DuPont Qualicon is the only known source which can provide the required service. This procurement will be conducted under the authority of FAR 6.302-1, only one responsible source and no other supplies or services will satisfy agency requirements. Authority: 41 U.S.C. 253(c) (1). The equipment for this service agreement is located in The period of performance will be for a 12 month base period. This is not a request for quotations or an announcement of a forthcoming solicitation. Request for copies of this solicitation will not be honored or acknowledged. The Government does not intend to pay for information received. All interested parties must respond within several (7) calendar days from the date of this notice. Written responses must provide clear and concise documentation indicating your firm's capability to provide the proprietary maintenance services. Verbal responses are not acceptable and will not be considered. When responding to this announcement, respondents should refer to announcement #FSIS-07-B-12. If no viable responses have been received in response after May 21, 2012 to this announcement, USDA/FSIS shall negotiate solely with DuPont Qualicon.