UNSPSC 12141745: Tin Sn

UNSPSC 12141745 Tin Sn is a Commodity code that covers chemical reagents, laboratory consumables, and specialty materials used in state and local scientific, forensic, water-quality, and public health laboratory operations. Recent state and local solicitations tag this code to procurements for water treatment chemicals, forensic laboratory reagents, precipitant solutions, drug standards and controls, and diagnostic test kits—materials that support regulatory compliance testing, evidence analysis, and public health monitoring across municipal water utilities, county forensic labs, state public health departments, and university procurement services. The issuing bodies include city water utilities (municipal departments of public utilities), county sheriff's offices, state health and forensic laboratories, university divisions of finance, and special-purpose districts and county health authorities.

Recent activity spans Texas, California, Connecticut, Florida, and the District of Columbia. Representative recent solicitations include the City of Meriden, Connecticut ITB B026-55 (closed June 25, 2026) for water treatment chemicals—calcium hypochlorite, caustic soda, aluminum sulfate, sodium permanganate, sodium fluoride, and phosphate blend—with NSF certification and AWWA standards compliance required and Build America Buy America Act compliance for domestic manufacture of hypochlorite and permanganate, pricing on a per-unit basis, one-year contract term through June 30, 2027, and award to the lowest responsive bidder with Connecticut vendor preference as a tiebreaker; the State of California RFB 26-0534 (closed June 2, 2026) for brand-specific Sigma-Aldrich and Cerilliant drug standards, controls, and reagents for pharmaceutical testing and forensic analysis with mandatory CBE form submission and HIPAA Business Associate Agreement acknowledgement; and Harris County, Texas ITB 250415 (closed June 8, 2026) for crime scene supplies including DNA collection items, sharps containers, fingerprint supplies, evidence bags, nitrile gloves, and various chemicals such as petroleum ether and indanedione for the Sheriff's Office, with forty-five-day delivery, local account manager requirement, and $1,000,000 minimum commercial general liability insurance.