LSB INDUSTRIES, INC. SCHEDULES FIRST QUARTER 2010 FINANCIAL RESULTS RELEASE AND CONFERENCE CALL FOR THURSDAY, MAY 6TH

News Release

LSB INDUSTRIES, INC. SCHEDULES FIRST QUARTER 2010 FINANCIAL RESULTS RELEASE AND CONFERENCE CALL FOR THURSDAY, MAY 6TH

Oklahoma City, Oklahoma – April 21, 2010 - LSB Industries, Inc. ("LSB" or the "Company"), (NYSE: LXU), today announced that it will issue its financial results for the first quarter ended March 31, 2010 on Thursday, May 6, 2010, after the close of the stock market.

LSB’s management will host a conference call on Thursday, May 6, 2010, at 5:15 pm ET/4:15 pm CT to discuss these results and recent corporate developments. Participating in the call will be Chairman & CEO, Jack E. Golsen; President and COO, Barry H. Golsen; and Executive Vice President & CFO, Tony M. Shelby. Interested parties may participate in the call by dialing (706) 679-3079. Please call in 10 minutes before the conference is scheduled to begin and ask for the LSB conference call.

To listen to a webcast of the call, please go to the Company’s website at www.lsb-okc.com at least 15 minutes before the conference call to download and install any necessary audio software. If you are unable to listen live, the conference call webcast will be archived on the Company’s website for 90 days. We suggest listeners use Microsoft Explorer as their web browser.

LSB is a manufacturing, marketing and engineering company. LSB’s principal business activities consist of the manufacture and sale of commercial and residential climate control products, such as geothermal and water source heat pumps, hydronic fan coils, large custom air handlers, the manufacture and sale of chemical products for the mining, agricultural and industrial markets, and the provision of specialized engineering services and other activities. LSB Industries is included in the Russell 2000 Index and the Russell 3000 Index.

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