The Department of Energy, through Argonne National Laboratory, is seeking quotations for the procurement of 100 single crystal sapphire tubes, specifically with dimensions of OD2mmID1mmL50mm. This solicitation emphasizes the need for firm fixed pricing in U.S. dollars and requires bidders to provide comprehensive responses that include anticipated ship dates and country of origin. The procurement is significant for laboratory equipment and supplies, and all submissions must be completed by September 29, 2024, at 11:30 PM CST, with inquiries directed to Annette Wegrzyn at awegrzyn@anl.gov or by phone at 630-252-2794.