Treatment of ultracentrifuge tubes in a glow discharge makes their surfaces wettable.
After exposure to a glow discharge, Ultra-Clear ultracentrifuge tubes become wettable and hence suitable for use with conventional gradient formers. Tubes treated by this method can thus replace the formerly widely used cellulose nitrate tubes which are no longer available.
D004560:Electricity; D013499:Surface Properties; D014461:Ultracentrifugation / Q000295:instrumentation*