Mykrolis Corporation to Present at the Banc of America Securities 34th Annual Investment Conference

Mykrolis Corporation to Present at the Banc of America Securities
34th Annual Investment Conference 


BILLERICA, Mass., Sept. 13  /PRNewswire-FirstCall/ -- Mykrolis Corporation
(NYSE:MYK), a leading supplier of components and subsystems to the
semiconductor industry, announced that Jean-Marc Pandraud, the Company's
president and chief operating office, will address the Banc of America
Securities 34th Annual Investment Conference in San Francisco on Thursday,
September 23, 2004 at 1:30 a.m. (PST).

The presentation can be accessed both live and on-demand via webcast at the
investor relations section of the Company's website, http://www.mykrolis.com/,
or at http://www.veracast.com/webcasts/bas/34th-annual-2004/id89410302.cfm.

About Mykrolis

Mykrolis Corporation, which reported sales of $186 million in fiscal 2003, is a
worldwide developer, manufacturer and supplier of liquid and gas delivery
systems, components and consumables used to precisely measure, deliver, control
and purify the process liquids, gases and chemicals in the semiconductor
manufacturing process.  In addition, the Company's products are used to
manufacture a range of other products, such as flat panel displays, high purity
chemicals, photoresists, solar cells, gas lasers, optical disks and fiber optic
cables. Mykrolis is based in Billerica, Massachusetts.  For more information,
visit http://www.mykrolis.com/.

  Contact:
   Steve Cantor, Director of Investor Relations and Corporate Communications
   978-436-6500
   

DATASOURCE: Mykrolis Corporation



CONTACT:  Steve Cantor, Director of Investor Relations and Corporate

Communications of Mykrolis Corporation, [phone],





Web site:  http://www.mykrolis.com/

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