Common use of Peer Group Companies Clause in Contracts

Peer Group Companies. The peer group was established by selecting all of the companies comprising the Dow Xxxxx U.S. Chemicals Index (DJUSCH) as of December 1, 2008 (the “Peer Group”). The companies in the Index on that date, not including Celanese, were: Table 1 – Peer Group Companies: Company Ticker Company Ticker 1. X. Xxxxxxxx Inc. SHLM 19. International Flavors & Fragrances Inc. IFF

Peer Group Companies. The peer group was established by selecting all of the companies comprising the Dow Xxxxx Jxxxx U.S. Chemicals Index (DJUSCH) as of December 1September 30, 2008 20101 (the “Peer Group”). The companies in the Index on that date, not including Celanese, were: Table 1 – Peer Group Companies: Company Ticker Company Ticker 1. X. Xxxxxxxx A. Xxxxxxxx, Inc. SHLM 19. International Flavors Lubrizol Corp. LZ 2. Air Products & Fragrances Chemicals Inc. IFFAPD 20. Mineral Technologies Inc. MTX

Peer Group Companies. The peer group was established by selecting all of the companies comprising the Dow Xxxxx U.S. Chemicals Index (DJUSCH) as of December 1, 2008 (the “Peer Group”). The companies in the Index on that date, not including Celanese, were: Table 1 – Peer Group Companies: Company Ticker Company Ticker 1. X. Xxxxxxxx Inc. SHLM 19. International Flavors & Fragrances Inc. IFF:

Peer Group Companies. The peer group was established by selecting all of the companies comprising the Dow Xxxxx Jxxxx U.S. Chemicals Index (DJUSCH) as of December 1September 30, 2008 2011 (the “Peer Group”). The companies in the Index on that date, not including Celanese, were: [TO BE UPDATED AS OF SEPTEMBER 30] Table 1 – Peer Group Companies: Company Ticker Company Ticker 1. X. Xxxxxxxx A. Xxxxxxxx, Inc. SHLM 1920. International Flavors LyondellBasell Industries LYB 2. Air Products & Fragrances Chemicals Inc. IFFAPD 21. Lubrizol Corp. LZ