process of classification of an analyte or a group of analytes from a certain sample according to physical (e.g., size, solubility) or chemical (e.g., bonding, reactivity) properties

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

Fractionation as a first step towards speciation analysis | EVISA's News
ICP-MS Analysis Suggests Metal-Binding Proteins Significantly More Abundant Than Thought | EVISA's News
Multielement speciation analysis | EVISA's News
Material database: IRMM - Institute for Reference Materials and Measurements - BCR-483 - Extractable trace elements in sewage sludge amended soil
Seabass populations can be differentiated by their Mercury Isotope Distribution | EVISA's News
GC-ICP-MS: A very sensitive hyphenated system for speciation analysis | EVISA's News
Tracking down the source of human exposure to mercury by analyzing human hair | EVISA's News
Certified reference materials for leaching procedures | EVISA's News
Directory of scientists: Pawel Pohl
HPLC 2008: 32th International Symposium on High Performance Liquid Phase Separations | EVISA's Agenda of Events
Plasma source detection techniques for gas chromatography | EVISA's News
Chemical speciation as a discipline in Analytical Chemistry Definitions
Characterization and Speciation of Gold and Silver Nanoparticles by MEKC-ICP-MS | EVISA's News
Material database: IRMM - Institute for Reference Materials and Measurements - BCR-484 - Sewage Sludge amended (Terra Rossa) Soil
Instrument database: New Wave Research, Inc. - UP-XP FEMTO Laser Ablation
Trace element speciation analysis for environmental sciences | EVISA's News
Directory of scientists: Diane Beauchemin
Instrument database: Labomatic instruments AG - LABOCOL Vario 2000 Fraction Collectors
Link database: Chemical Fact Sheet: Neodymium
EVISA Brief Summary: Terminology used in the field of speciation analysis