NIGP 94145: Gas Chromatagh Systems Maintenance and Repair

NIGP 94145 Gas Chromatograph Systems Maintenance and Repair, an Item code, covers specialized maintenance, service, calibration, and validation of gas chromatography equipment used by state and local environmental and water quality monitoring operations. State and local agencies and special-purpose districts procure ongoing support for analytical instrumentation — including system maintenance, parts replacement, calibration services, software updates, and validation — to sustain environmental compliance monitoring and water treatment operations. The issuing bodies under this code include county purchasing offices and regional water authorities; Broward County, Florida and the Eastern Municipal Water District in California have both solicited work in this category in recent months.

Recent opportunities reflect two distinct procurement models. Broward County issued a Request for Information (RFI) in May 2026 (due May 13, 2026) regarding maintenance and calibration services for its Chromatotec GC-FID system at its Photochemical Assessment Monitoring Station, seeking to determine whether alternative vendors can compete with the incumbent service provider, Consolidated Analytical Systems, Inc. In parallel, the Eastern Municipal Water District in Riverside County, California posted a Request for Proposal on February 24, 2026 (due April 14, 2026) for a Design-Build-Finance-Own-Operate-Maintain agreement to convert digester gas from wastewater treatment into renewable natural gas, which relies on gas chromatography and analytical monitoring as part of its operational verification and quality-assurance framework. Activity under this code concentrates in California and Florida, with water and environmental agencies driving demand for analytical equipment support services to meet air and water quality regulatory requirements.