in spectroscopy: Data value in a datastream in the absence of any analyte or interference.

The term "background" was found in the following pages:

As 2006: Natural Arsenic in Groundwaters of Latin America | EVISA's Agenda of Events
Instrument database: PerkinElmer Inc. - PinAAcle 900H Atomic Absorption Spectrometer
Instrument database: Analytik Jena AG - novAAź 400 P - fully automated AAS spectrometer
Instrument database: PerkinElmer Inc. - AAnalyst 600
Instrument database: Agilent Technologies Inc. - 710 Series ICP-OES instruments
Link database: National Research Council: Selenium in Nutrition
Instrument database: Applied Research Laboratories (ARL) - Model 3560 - Simultaneous ICP-OES
Instrument database: Waters Corporation - 432 Conductivity Detector
Gas chromatography for the separation of elemental species | EVISA's News
Instrument database: Metrohm AG - 861 Advance Compact IC with Sequential Compression
Instrument database: Thermo Scientific - XSeries II ICP-MS
Instrument database: PerkinElmer Inc. - Optima 5300 DV
Instrument database: ESA Inc. - 5600A CoulArray
Fast and Automated Monitoring of Gadolinium-based Contrast Agents in Surface Waters | EVISA's News
Instrument database: GBC Scientific Equipment Ltd. - INTEGRA XP - Simultaneous ICP-OES Spectrometer
Instrument database: Kratos Analytical - EDX-700/EDX-800
Graduate Course on Speciation and Bioavailability | EVISA's Agenda of Events
Component database: Meinhard - Glass Products - Meinhard DIHEN, Quartz
Instrument database: Teledyne Instruments Leeman Labs Inc. - Z-2700 Graphite Furnace AA
Bioavailable and toxic platinum species present in silicone breast implants ? | EVISA's News