LAS VEGAS, Dec. 12, 2011 /PRNewswire/ -- American Pacific Corporation (NASDAQ: APFC) ("AMPAC") announced today that it will release its Fiscal 2011 year-end and fourth quarter financial results on Wednesday, December 14, 2011, immediately after the market closes. Joseph Carleone, President and Chief Executive Officer and Dana Kelley, Vice President, Chief Financial Officer and Treasurer, will host a related investor teleconference/webcast at 1:30 p.m. Pacific Time. Callers may listen to the live presentation, which will be followed by a question and answer session, by dialing (800) 638-4817; passcode #34435736. An audio webcast of the call will be available on AMPAC's website at www.apfc.com, on the 'Webcasts and Presentations' page of the 'Investors' section. Institutional investors can access the call via CCBN's password-protected event management site, StreetEvents ( www.streetevents.com). For those who cannot participate during the call, a replay of the teleconference will be available for one week after the call, by dialing (888) 286-8010, passcode #65253837. Additionally the webcast will remain available for replay on our website through January 2012. ABOUT AMERICAN PACIFIC CORPORATION American Pacific Corporation (AMPAC) is a leading custom manufacturer of fine chemicals, specialty chemicals and propulsion products within its focused markets. We supply active pharmaceutical ingredients and advanced intermediates to the pharmaceutical industry. For the aerospace and defense industry we provide specialty chemicals used in solid rocket motors for space launch and military missiles. AMPAC also designs and manufactures liquid propulsion systems, valves and structures for space and missile defense applications. We produce clean agent chemicals for the fire protection industry, as well as electro-chemical equipment for the water treatment industry. Our products are designed to meet customer specifications and often must meet certain governmental and regulatory approvals. Additional information about us can be obtained by visiting our web site at www.apfc.com.