NEWBURY PARK, Calif.–(BUSINESS WIRE)– Electronic Sensor Technology (EST) (OTCBB:ESNR – News), has just announced that it has accepted the resignation of Edward J. Staples as Chief Scientific Officer and Director of the company. Gary Watson, Vice President of Engineering, is appointed as the interim Chief Scientist. Mr. Watson has been with the company since its inception and is the co-inventor of the company’s main product, the zNose®.

About Electronic Sensor Technology:

Founded in 1995, Electronic Sensor Technology has developed and patented a chemical vapor analysis process. We believe that the Company’s product line is positioned to eliminate key vulnerabilities in the homeland security market, specifically in military applications, maritime port and border security applications.

Contact:

Electronic Sensor Technology

Frank Zuhde 805-480-1994, X135