Innospec Schedules Second Quarter 2009 Earnings Release and Conference Call

NEWARK, Del., July 7, 2009 (GLOBE NEWSWIRE) -- Innospec Inc. (Nasdaq:IOSP) today
announced that it will release second quarter 2009 earnings results on Tuesday,
August 4, 2009 after the market close. Following the release of its results,
Patrick Williams, President and Chief Executive Officer, and Ian Cleminson,
Executive Vice President and Chief Financial Officer, will host an interactive
conference call on Wednesday, August 5, 2009 at 9:00 AM ET.

The public is invited to listen to the conference call by dialing 1-888-935-4577
(US and Canada) or +44 (0) 20 7806 1956 (international), 5 - 10 minutes prior to
the start of the call. The access code is 7413684. An audio webcast of the
conference call will run simultaneously on the company's website at
www.innospecinc.com. The relevant link as well as the slide presentation for the
conference call will be found in the Investor Relations section of the website.

A replay of the call will be available from August 5, 2009, through 11:59 PM ET
on August 11, 2009. The replay can be accessed by calling 1-866-883-4489 (US and
Canada) or +44 (0) 20 7806 1970 (international). The access code for the replay
is 7413684#. A replay of the webcast can also be accessed from the company's
website and will be available for 30 days following the call.

About Innospec Inc.

Innospec Inc. is an international specialty chemicals company with almost 1,000
employees in 23 countries. Innospec manufactures and supplies a wide range of
specialty chemicals to markets in the Americas; Europe, Middle East and Africa;
and Asia-Pacific. Innospec's Fuel Specialties business specializes in
manufacturing and supplying the fuel additives that help improve fuel
efficiency, boost engine performance and reduce harmful emissions. Innospec's
Active Chemicals business provides effective technology-based solutions for our
customers' processes or products focused in the Personal Care; Household,
Industrial & Institutional; and Fragrance Ingredients markets. Innospec's Octane
Additives business is the world's only producer of tetra ethyl lead (TEL).

For more information about Innospec, please visit our website at
www.innospecinc.com.

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CONTACT: Innospec Inc.
Kate Davison
+44-151-348-5825
Kate.Davison@innospecinc.com

RF Binder Partners
Tom Pratt
+1-212-994-7563
Tom.Pratt@RFBinder.com