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

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

Journals database: Annals of Faculty Engineering Hunedoara Journal of Engineering
Roxarsone and its metabolites in chicken manure significantly enhance the uptake of As species by vegetables | EVISA's News
Instrument database: Biochrom Ltd. - Libra S22 UV/VISIBLE Spectrophotometer
The European Chemical Agency (ECHA) calls for comments on reports proposing restrictions on mercury and phenylmercury | EVISA's News
Link database: Government of Canada: Mercury and the Environment
Component database: Meinhard - Glass Products - Meinhard HEN, Quartz
Instrument database: Fisons - PlasmaQuad III (PQ III)
Component database: Elemental Scientific Inc. (ESI) - ICP Torches
Instrument database: Analytik Jena AG - contrAA 700 - High-Resolution Continuum Source Atomic Absorption Spectrometer for Flame, Hydride and
Link database: Mercury Policy Project: Mercury Rising - Reducing global emissions from burning mercury-added products
Instrument database: Dionex Corporation - EDA50A Electrochemical Detector
Instrument database: Carl Zeiss Jena GmbH - AAS 5 EA
Instrument database: Austin AI, LLC - TX2000 Energy Dispersive X-Ray Fluorescence Spectrometer
Instrument database: Bruker Nano GmbH - M4 Tornado
Instrument database: Thermo Scientific - iCE 3500 AA Spectrometer
Instrument database: Waters Corporation - LCT Premier XE
Instrument database: Bruker AXS GmbH - D8 FOCUS - Powder Diffraction System
Instrument database: Aurora Instruments Ltd. - AI 2200 AA/Plasma Emission Spectrometer
Instrument database: PerkinElmer Inc. - PinAAcle 900H Atomic Absorption Spectrometer
Trimethylselenonium is not the major metabolite for human cancer patients excreting high doses of selenium | EVISA's News