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ELECTROSPRAY TIME-OF-FLIGHT MASS SPECTROMETRY WITH PRC

Award Information
Agency: Department of Health and Human Services
Branch: N/A
Contract: N/A
Agency Tracking Number: 11273
Amount: $50,000.00
Phase: Phase I
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1989
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
29 Business Park Dr
Branford, CT 06405
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 () -
Business Contact
Phone: () -
Research Institution
N/A
Abstract

AN ELECTROSPRAY (ES) ION SOURCE WILL BE INTERFACED TO A TIME-OF-FLIGHT (TOF) MASS SPECTROMETER INCORPORATING A PSEUDO-RANDOM-CHOPPING TECHNIQUE. THE TOF MASS SPECTROMETERWILL ALLOW RAPID SCAN RATES AND HIGH-MASS ANALYSIS FOR MULTIPLE AND SINGLY CHARGED IONS DELIVERED FROM THE ES ION SOURCE. USING A PSEUDO-RANDOM-CHOPPING APPROACH FOR OSCILLATING THE ES ION BEAM ACROSS AN ORIFICE INSTEAD OF THE STANDARD PERIODIC CHOPPING PATTERN CAN INCREASE THE DUTY CYCLE POTENTIALLY BY A FACTOR OF 10. THIS INCREASED DUTY CYCLE INCREASES SENSITIVITY PROPORTIONALLY WITHOUT SACRIFICING RESOLUTION. ASSEMBLY OF THE ES-TOF INSTRUMENT AND TESTING OF THE PSEUDO-RANDOM-CHOPPING TECHNIQUE WILL BE CONDUCTED IN PHASE I. THIS INSTRUMENT WILL ALLOW VERY HIGH-MASS ANALYSIS AND ON-LINE LIQUID FEED SYSTEM DETECTION WITH EXTREMELY GOOD SENSITIVITY. WITH ES AS THE INTERFACE, THIS ES-TOF INSTRUMENT CAN BE USED AS A LC/MS OR A CZE/MS ANALYZER. MORE SENSITIVE MS/MS APPLICATIONS COULD BE ACHIEVED WITH THIS ES-TOF INSTRUMENT IN PART DUE TO THE MULTIPLE CHARGING POSSIBLE IN ES.

* Information listed above is at the time of submission. *

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