Combined electrophoresis-electrospray interface and method

Patent · Tue Jun 13 00:00:00 EDT 1995

OSTI ID:63432

Smith, R D; Udseth, H R; Barinaga, C J

An improvement to the system and method is disclosed for analyzing molecular constituents of a composition sample that comprises improvements to an electrospray ionization source for interfacing to mass spectrometers and other detection devices. The improvement consists of establishing a unique electrical circuit pattern and nozzle configuration, a metallic coated and conical shaped capillary outlet, coupled with sizing of the capillary to obtain maximum sensitivity. 10 figs.

• Research Organization: Battelle Memorial Institute, Columbus, OH (United States)
• DOE Contract Number: AC06-76RL01830
• Assignee: Battelle Memorial Inst., Richland, WA (United States)
• Patent Number(s): US 5,423,964/A/
• Application Number: PAN: 8-100,882
• OSTI ID: 63432
• Resource Relation: Other Information: PBD: 13 Jun 1995
• Country of Publication: United States
• Language: English

Related Subjects

40 CHEMISTRY
MASS SPECTROSCOPY
SAMPLE PREPARATION
MATERIALS
IONIZATION
ELECTROPHORESIS
OPTIMIZATION
EQUIPMENT INTERFACES