1. Apportionment of a solute between two phases. The terms parttion or extraction may also be used in this sense were appropriate.
2. Dispersal of a substance and its derivatives throughout the natural environment or throughout an organism.
3. Final location(s) of a substance within an organism after dispersal.

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

Lehigh University professor receives Astellas Award for arsenic groundwater remediation efforts | EVISA's News
Link database: EPA: MINTEQA2 Equilibrium Speciation Model
Instrument database: PerkinElmer Inc. - Spectrum Spotlight 300 FTIR Imaging System
Journals database: British Food Journal
Instrument database: Milestone S.r.l. - ETHOS SEL High Performance Extraction System
Journals database: Journal of Plant Development
Instrument database: Foss A/S - Cemotec 1090 Sample Mill
New sensitive method for chromium speciation analysis: No hexavalent chromium in dairy and cereal products | EVISA's News
Determination of gadolinium-based MRI contrast agents in fresh and oceanic waters of Australia | EVISA's News
Journals database: Cell and Tissue Banking
Stability of Reference Materials for Elemental Speciation Analysis | EVISA's News
ERM-CE101: A new CRM for assessing environmental quality through fish | EVISA's News
X ISTERH 2013: International Society of Trace Element Research in Humans | EVISA's Agenda of Events
Ocean mercury on the rise | EVISA's News
Company database: Esco Technologies Inc.
Company database: Eppendorf AG
Chemical speciation as a discipline in Analytical Chemistry Definitions
Flow-injection inductively coupled plasma mass spectrometry for speciation analysis | EVISA's News
The European Commission has put on hold plans to increase maximum authorised mercury level in fish | EVISA's News
Toxic mercury remnants of gold rush will seep into San Francisco area waterways for millennia | EVISA's News