This is modification 1 to the synopsis entitled 1.5 INCH CRYOGENIC ISOLATION VALVEwhich was posted on July 20, 2010. You are notified that the following change is made: The due date for responses is extended to September 30, 2010.Documents related to this procurement will be available over the Internet. Thesedocuments will reside on a World Wide Web (WWW) server, which may be accessed using a WWWbrowser application. The Internet site, or URL, for the NASA/JSC Business Opportunitieshome page is http://prod.nais.nasa.gov/cgi-bin/eps/bizops.cgi?gr=D&pin=73 Offerors are responsible for monitoring this site for the release of the solicitation andany amendments. Potential offerors are responsible for downloading their own copy ofthe solicitation and amendments (if any).

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