NEWBURY PARK, Calif.–(BUSINESS WIRE)–Electronic Sensor Technology (EST) (OTCBB:ESNR), a leading provider of innovative ultra high-speed instrumentation for the homeland security, environmental, flavors and fragrance industries, today announced that it has entered into an exclusive distribution agreement with StetsonexInternational Company (SIC) to distribute EST’s products in Western Africa.

Steve Olaye, President of SIC, a leading supplier of technology and instrumentation equipment is committed to marketing EST’s products throughout eleven nations in Western Africa. SIC has purchased three EST’s zNose® for Nigeria, with a further commitment for two dozen units in the coming year.  Mr. Olaye spent a full three days having comprehensive training at EST.  SIC will establish a full service facility for maintenance of zNose® equipment throughout the region.

“This Agreement represents additional international market penetration”, said Teong Lim, Chairman and CEO of EST, “We are very pleased that Mr. Olaye is very impressed with the unique feature of zNose and is expecting to penetrate the Western African market in the coming year”.

For details on the use of zNose® for food applications, visit our web site at:

https://www.estcal.com/

About Electronic Sensor Technology:

Electronic Sensor Technology develops, manufactures, sells, and supports a product line of patented chemical vapor analyzers. The ultra high-speed gas chromatography coupled with a solid state detector enables analysis of nearly any odor, fragrance, or chemical vapor within ten seconds. We believe that the Company’s product line is strategically positioned to address key needs of the homeland security market, environmental and quality assurance applications, and product quality of food and beverage.

Forward Looking Statements

Certain statements in this release, including those relating to revenue expectations; the company’s plans regarding business and product development; product sales and distribution; the sufficiency of the company’s resources to satisfy operation cash requirements; and future capital investment by prospective investors are forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended.  These forward-looking statements may contain the words “believe,” “anticipate,” “expect,” “predict,” ”hopeful,” “estimate,” “project,” “will be,” “will continue,” “will likely result,” or other similar words and phrases.  Risks and uncertainties exist that may cause results to differ materially from those set forth in these forward-looking statements.  Factors that could cause the anticipated results to differ from those described in the forward-looking statements include: failure to come to terms with prospective investors, failure to come to terms with our debenture holders, risks related to changes in technology, our dependence on key personnel, our ability to protect our intellectual property rights, emergence of future competitors, changes in our largest customer’s business and government regulation of homeland security companies, and other factors described under the heading “Risk Factors” in our Registration Statements on Form SB-2 File Nos. 333-130900 and 333-138977, effective as of November 21, 2006 and December 21, 2006, respectively, as amended and supplemented.  The forward-looking statements speak only as of the date they are made. We do not undertake to update forward-looking statements to reflect circumstances or events that occur after the date the forward-looking statements are made.

Contact:

Electronic Sensor Technology

Shareholder and Investors

William Wittmeyers, 650-574-1257

Source: Electronic Sensor Technology