BASF tender offer for Ciba Holding AG: Preliminary acceptance rate of 66.665 percent based on all Ciba shares

* Offer period expired on October 28

Ludwigshafen, Germany – Up to the end of the offer period on October 28, 2008, a total of 45,030,453 of Ciba shares have been tendered to BASF [BAS, BFA, AN] as part of the company’s public tender offer to shareholders of Ciba Holding AG [CIBN], Basel, Switzerland. Together with the 1,011,536 Ciba shares that BASF held before the publication of the pre-announcement, this results in a participation of 46,041,989 Ciba shares, which corresponds to 66.665 percent of the share capital and voting rights of Ciba. This result is preliminary and subject to the final analysis of the tender declarations of Ciba shareholders. BASF will publish the definitive interim result on November 3.

All information about BASF’s offer, including the offer prospectus, is available on the Internet at www.basf-info.com.

About BASF
BASF is the world’s leading chemical company: The Chemical Company. Its portfolio ranges from oil and gas to chemicals, plastics, performance products, agricultural products and fine chemicals. As a reliable partner BASF helps its customers in virtually all industries to be more successful. With its high-value products and intelligent solutions, BASF plays an important role in finding answers to global challenges such as climate protection, energy efficiency, nutrition and mobility. BASF has more than 95,000 employees and posted sales of almost €58 billion in 2007. BASF shares are traded on the stock exchanges in Frankfurt (BAS), London (BFA) and Zurich (AN). Further information on BASF is available on the Internet at www.basf.com.

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