UNSPSC 51191518: Methyclothiazide

This classification denotes a thiazide diuretic with the molecular formula C9H11Cl2N3O4S2, a preparation that US FDA regulates as an active ingredient or moiety under Unique Ingredient Identifier L3H46UAC61, chemically known as 6-chloro-3-(chloromethyl)-3,4-dihydro-2-methyl-2h-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide but generally known as methyclothiazide, which bears US NIH Compound Identifier 4121. European Medicines Agency schedules Methyclothiazide in its eXtended EudraVigilance Medicinal Product Dictionary or XEVMPD under Index SUB08861MIG.

UNSPSC 51191518 Methyclothiazide is a Commodity code that state and local governments use to classify pharmaceutical and chemical supply procurements across healthcare, corrections, and water treatment operations. Recent solicitations show the code capturing a broader range of medical and chemical products than its name suggests — from parenteral nutrition and intravenous solutions for correctional healthcare to sodium bisulfite for water treatment facilities and industrial valve components for wastewater operations. State agencies, county health and public works departments, and municipal water authorities are the primary issuing bodies under this code. Scope of work includes medical supply chain management with stringent delivery windows (some parenteral products required within 24 hours), water treatment chemical supply with quality and compliance specifications, equipment repair and maintenance services for mission-critical infrastructure, and proof of vendor capability to service regulated environments such as correctional facilities and permitted wastewater treatment plants.

Recent activity spans Florida, Washington, and Connecticut. The Washington State Department of Corrections issued a Request for Qualifications (RFQQK13020) due October 7, 2026 for parenteral products and services across eight correctional facilities, with procurement spanning three regions and DOC retaining discretion to award up to three contractors per region; the contract term begins November 26, 2026 through June 30, 2030, and the RFQ emphasizes small business participation goals (25% SBE, 10% MBE, 6% WBE, 5% VBE) and subcontractor inclusion requirements. Broward County, Florida posted a Request for Information (BLD6232026F23) due September 29, 2026 for DeZurik/APCO valves and repair services for wastewater compliance, designed to assess whether alternatives to the current sole-source provider are available. The City of Meriden, Connecticut solicited bids (B027-15) for sodium bisulfite chemical supply for its Water Pollution Control Facility, with pricing evaluated on a unit-cost basis and performance and payment bonds required.