UNSPSC 41171606: Differential culture medium

In this classification, a Differential culture medium connotes a device used that consists primarily of liquid or solid biological materials intended for medical purposes for the cultivation and identification of particular organisms. US FDA regulates Differential culture medium under 21 CFR 866.2320 and under FDA product code JSH.

UNSPSC 41171606 Differential culture medium is a Commodity code that in recent state and local activity covers laboratory testing and analysis services for indoor environmental quality — specifically asbestos and mold detection, air sampling, and rapid result turnaround for facility assessment and compliance. The code is being solicited by school districts and other public facility operators that require in-house or contracted laboratory capacity to test indoor air quality and report findings to support maintenance and remediation decisions. Issuing bodies include independent school districts pursuing multi-year service contracts with pricing structures that vary by test type and turnaround time. The work typically demands specialized certifications — licensed asbestos assessors, mold inspectors, environmental laboratory credentials, and microbiologist staffing — and often requires same-day or next-day result delivery to support facility operations and student safety protocols.

Pinellas County Schools (Florida) posted ITB #26CD039 for Indoor Air Quality Services on October 9, 2026, with bids due November 6, 2026, and a mandatory pre-bid meeting scheduled for October 28, 2026. The contract is valued at approximately $100,000, runs from December 16, 2026 through December 15, 2027 with optional renewal, and requires the contractor to maintain an in-house laboratory within 25 miles of the district's Walter Pownall Service Center staffed to deliver results within same-day to five-day windows. The solicitation prohibits subcontracting and mandates Florida-specific licensure and background clearance for all contractor personnel. This represents the primary recent state-local activity visible under the code; geographic and issuing-body diversity beyond Florida is not supported by the available source material.