Liquid Analytical Resource LLC

Liquid Analytical Resource LLC (LAR) is a US-based distributor and technical service provider representing three international instrument manufacturers across North America, supported by factory-authorized service technicians. LAR serves as the North American channel for LAR AG (Germany), supplying the QuickTOC family of high-temperature combustion TOC analyzers—QuickTOCultra (EPA Method 415.5-compliant, up to six sample streams at 1200°C catalyst-free combustion), QuickTOCairport, QuickTOCpurity, QuickTOCcondensate, QuickTOCtrace, and QuickTOCuv—along with QuickCODultra and QuickCODlab online COD analyzers and the QuickTON total nitrogen analyzer. From Strathkelvin (UK), LAR distributes the Strathtox toxicity and BOD respiration monitor, AS Bioscope biomass health instrument, and ASP-Con activated sludge process controller providing automated multi-parameter analytics. The Chemitec (Italy) line includes Series 50 controllers, OxySmart ammonia-based aeration control, S470 dual ammonium/nitrate analyzer, 423c-OPT dissolved oxygen sensor, and sensors covering pH, ORP, conductivity, turbidity, suspended solids, and oxidants. LAR also offers the S3A Settlement Analyzer for MLSS, SVI/SSVI, discharge clarity, and floating sludge measurement. Parameters covered span TOC, COD, BOD, TNb, toxicity, respiration, DO, pH, ORP, conductivity, solids, turbidity, and oxidants, serving wastewater treatment, pharmaceutical, pulp and paper, petroleum refinery, airport deicing, and boiler water applications.