The U.S. Army DEVCOM Chemical Biological Center requires custom-synthesized, lyophilized aptamers for unclassified research and diagnostic assay development. Vendors must perform 100% off-site synthesis with rigorous internal quality control, including HPLC/Mass Spectrometry verification. Products must be packaged for ambient-temperature transit stability and delivered in quantities from 10 nmol to 1,000 nmol per sequence. Performance of services is at Aberdeen Proving Ground, MD. No specific budget amounts or non-bid timelines are mentioned.