NEWBURY PARK, Calif.–(BUSINESS WIRE)—Oct. 23, 2006–Electronic Sensor Technology (EST), a leading provider of instruments for Quality Control purposes, Security and Environmental applications has received an initial order for a zNoseâ to be used to enhance the quality control of their contact lenses products. zNoseâ has demonstrated the ability to detect and quantify unwanted chemicals even at very low levels. This capability will further ensure the quality of Coopervision’s products which the customers expect.
“We are very excited with this order from the Coopervision Corporation. The  Coopervision Corporation is the world largest manufacturer of contact lenses.  I believe the capability provided by the zNoseâ instruments will provide Coopervision with another valuable tool to monitor the quality of their fine products manufactured by Coopervision.” said Dr. Teong Lim, President and CEO of EST.
More information on the use of the zNose® for monitoring polluting chemicals in water can be obtained by clicking the following link:

https://www.estcal.com/TechPapers/Environmental/Water

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 maritime port, airport and border security applications.

SEC Filings and Forward-Looking Statements

This press release includes forward-looking statements, including the Company’s expectations regarding its ability to develop and access capital markets and its ability to achieve expected results in the chemical detection and analysis industry. The forward-looking statements are identified through the use of the words “potential,” “anticipate,” “expect,” “planned” and other words of similar meaning. These forward-looking statements may be affected by the risks and uncertainties inherent in the chemical detection and analysis industry and in the Company’s business. The Company cautions readers that certain important factors may have affected and could in the future affect the Company’s beliefs and expectations, and could cause the actual results to differ materially from those expressed in any forward-looking statement made by or on behalf of the Company. For a discussion of these factors, please refer to our recent filings with the Securities and Exchange Commission, including our most recent report on Form 10-KSB. The Company undertakes no obligation to update forward-looking statements to reflect events or circumstances after the date hereof.

For Further Information, Contact: Electronic Sensor Technology

Frank Zuhde, 805-480-1994, ext. 135

or

Aurelius Consulting Group, Inc.

Jon Cunningham, 407-644-4256, ext. 107