UNSPSC 41115729: Ion chromatography IC guard column

Replaceable media placed before an IC column which provides contamination protection.

UNSPSC 41115729 Ion chromatography IC guard column is a Commodity code covering consumable chromatography columns and related laboratory analytical supplies used in state and local environmental testing, forensic analysis, and drinking-water quality monitoring. Recent solicitations show state and local agencies acquiring both the columns themselves and the broader analytical systems in which they operate—including complete liquid chromatograph-mass spectrometer instruments, standalone chromatography consumables (polypropylene vials, screw caps, SPE cartridges), and professional laboratory testing services. County sheriff's offices, municipal water utilities, and city environmental laboratories are the primary issuing bodies. The scope spans forensic drug and chemical analysis in crime labs, PFAS and dioxane detection in drinking water, and comprehensive municipal water and wastewater regulatory compliance testing.

Recent activity concentrates in Texas, Florida, and Arizona. Brazoria County, Texas (Sheriff's Office Crime Lab) posted RFP #26-48 in April and May 2026 for a complete Liquid Chromatograph-Triple Quadrupole Mass Spectrometer system with an estimated budget of $300,000, funded through the U.S. Department of Justice Paul Coverdell Forensic Sciences Improvement Grant Program, with sealed proposals due May 12, 2026, at 11:00 a.m. Central Standard Time through the Bonfire electronic platform. The City of Palm Bay, Florida issued ITB 19-ITB-26 in April 2026 for comprehensive laboratory testing services across water, wastewater, and groundwater programs spanning 188 line items, with bids due March 17, 2026, at 9:00 a.m.; Advanced Environmental Laboratories, Inc. won at $80,872.00 total. The City of Tucson, Arizona, in Pima County, solicited IFB No. 240045 for Waters Technologies brand consumables—polypropylene vials, screw caps, OASIS WAX cartridges, and SPE cartridges—for PFAS and dioxane analysis, with a mandatory pre-submittal conference October 9, 2023, and bids due October 20, 2023, at 2:00 p.m. local time; the procurement includes HUB (Section 3 worker) requirements with 25 percent of labor hours to be performed by Section 3 workers and 5 percent by Targeted Section 3 workers.