Q-Interline A/S, an engineering company, develops solutions for process optimization and quality based on infrared spectroscopy and correct sampling in Denmark and internationally. The company offers quant analysers, a quant FT NIR analyser; DairyQuant GO, a laboratory milk analyser; InSight Pro, an in-line process analysis solution for production optimization; quant sampling accessories, comprising cup, bottle, petri, spiral, pivette, bag, and vial samplers; support agreements; and AnalyticTrust, a cloud-based surveillance tool to secure analyser performance. It also provides InfraQuant, a software platform used to streamline QC operations and produce analytical results; InSightView, a frontend software to monitor and control the daily operation of the InSight Pro analyser; and proficiency tests for data referencing and comparison. It serves dairy, plant-based beverages, agricultural, food and ingredients, chemical, and pharmaceutical industries. Q-Interline A/S was founded in 1996 and is based in Tølløse, Denmark.