title: Free electrofocusing in a coil of polyethylene tubing.
mesh_terms: D004586:Electrophoresis; D006863:Hydrogen-Ion Concentration; D007525:Isoelectric Focusing; D010940:Plant Proteins / Q000302:isolation & purification; D011095:Polyethylenes
chemical_list: D010940:Plant Proteins; D011095:Polyethylenes