Sample Packaging, Shipping, and Chain-of-Custody Management

The contract requires the collection of precipitation samples in strict compliance with NADP and USGS guidelines, ensuring proper handling and preservation to maintain sample integrity. This includes packaging samples according to standardized protocols, arranging appropriate shipping methods—either cold-chain or standard depending on sample requirements—and guaranteeing timely delivery to the designated laboratory. Full chain-of-custody documentation must be meticulously maintained throughout the entire process, from collection through transit, to ensure traceability, accountability, and regulatory compliance. The work is classified as a subcontract under NAICS code 484220 and is administered by the Department of the Interior’s Office of Acquisition and Grants, with a response deadline of May 8, 2026, at 5:00 PM.