BIO-RAD WEB SEMINARS IN SPECTROSCOPY, CHROMATOGRAPHY, ADME/TOX AND METABOLOMICS

PHILADELPHIA, PA, MAY 4, 2006 – Bio-Rad Laboratories, Inc. (AMEX: BIO and BIOb), announced today that it will offer an upcoming series of web seminars focused on the latest approaches in spectroscopy, chromatography, ADME/Tox and Metabolomics. Registration for the seminars is free and can be accessed online at http://www.knowitall.com. 

Web seminar topics will include:

ADME/TOX

• A Computational Aid to Pre-Clinical Safety
• Consensus Modeling, as Applied to In Silico ADME/Tox Prediction Models, for Improved Accuracy
• Creating a Protein Binding Model that Enables Decision Making
• New Classification and Regression Models for CYP 2D6 Inhibition and hERG Binding
• A Novel Approach to Tracking Non-linear Changes in ADME/Tox Properties While Improving Interpretability of In Silico Prediction

SPECTROSCOPY

• Characterization of IR Spectra via Multivariate Processing and Overlap Density Heatmaps           
• Towards Greater Understanding of Chromatographic Data:  New Approaches Employing Multivariate Techniques for the Analysis of Chromatographic Data       
• Towards Greater Understanding of Spectroscopic Data: New Approaches Employing Multivariate Techniques for the Analysis of IR, NMR, MS and Raman
• Using Multiple Spectral Techniques to Optimize Spectral Search Results

METABOLOMICS

• An Efficient Working Environment for Metabolomics    
• An Integrated Workflow for Metabolomics and its Application to Diabetics Research 

Bio-Rad's Informatics Division

Bio-Rad's Informatics Division (www.informatics.bio-rad.com) specializes in state-of-the-art software and database solutions for the pharmaceutical, biotech and chemical industries. Bio-Rad is the leading publisher of fully verified spectral databases, cheminformatics, spectroscopy software and decision support systems for drug discovery. The company's award-winning KnowItAll^® Informatics System offers a fully integrated environment with flexible, expandable software and database solutions for spectroscopy (MS, NMR, IR, Raman, spectral data management), cheminformatics, in silico ADME/Tox prediction and lead optimization.

Bio-Rad Laboratories, Inc. (www.bio-rad.com) is a multinational manufacturer and distributor of life science research products and clinical diagnostics. Based in Hercules, California, Bio-Rad serves more than 70,000 research and industry customers worldwide through a network of more than 30 wholly owned subsidiary offices.

Various statements made within this press release may constitute "forward-looking statements" for purposes of the Securities and Exchange Commission's "safe harbor" provisions under the Private Securities Litigation Reform Act of 1995 and Rule 3b-6 under the Securities Exchange Act of 1934. The forward-looking statements contained herein involve risks and uncertainties that could cause results to differ materially from the Company's expectations.

For more information contact:

Deborah Kernan, Marketing Communications Manager
Bio-Rad Laboratories, Inc.

Informatics Division

Phone: +1 (215) 349-7366
Email: Deborah_Kernan@bio-rad.com