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

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

Instrument database: Beijing Rayleigh Analytical Instrument Corporation (BRAIC) - WFX-110A/120A/130A Atomic Absorption Spectrophotometer
Instrument database: Brooks Rand LLC - Modell III
Link database: Government British Columbia: Ministry of Environment: Water Quality Guidelines for Copper
Instrument database: Hitachi - Science & Technology - Z-2000 Tandem Flame/Furnace AA Spectrophotometer
Instrument database: Agilent Technologies Inc. - 7700 Series ICP-MS
Link database: Australian and New Zealand Guidelines for Fresh and Marine Water Quality : Volume 2: Aquatic Ecosystems - Rationale and Background Information
Company database: National Institute for Minamata Disease (NIMD)
Directory of scientists: Jörg Feldmann
Dissension on the best way to fight mercury pollution | EVISA's News
Instrument database: AHF analysentechnik AG - APEX Q - High Sensitivity Sample Introduction System
Instrument database: Shimadzu Europe - AA-6300
Instrument database: GBC Scientific Equipment Ltd. - SavantAA - Double-beam AAS spectrometer
Link database: Australian and New Zealand Guidelines for Fresh and Marine Water Quality, Volume 3, Primary Industries - Rationale and Background Information
Instrument database: Analytik Jena GmbH - contrAA® 800 F - HRCS- Atomic absorption spectrometer for flame and hydride techniques
Instrument database: Varian Inc. (Part A) - Vista MPX Simultaneous ICP-OES
Link database: AMAP: AMAP Assessment 2011: Mercury in the Arctic
Instrument database: Jordan Valley - EX-3600M/3600MTEC
Instrument database: Thermo Scientific - iCE 3300GF Dedicated Graphite Furnace AA
Instrument database: Teledyne Instruments Leeman Labs Inc. - Z-2000 Zeeman Flame/Furnace Tandem AA
Journals database: Methods and Protocols