| Organization | Date of Certification |
|---|
| 1 | Arch Chemicals, Inc. and its controlled US subsidiaries | 01/30/2007 04:49:56 PM |
| 2 | Ashland Inc. | 11/06/2007 01:59:51 PM |
| 3 | Celanese | 11/25/2008 11:02:46 AM |
| 4 | Climax Molybdenum Company | 07/18/2005 10:45:24 AM |
| 5 | Columbian Chemicals Company | 07/18/2005 10:38:26 AM |
| 6 | Cytec Industries Inc. | 10/20/2006 05:21:15 PM |
| 7 | DSM Chemicals North America, Inc. | 11/15/2006 08:01:28 AM |
| 8 | DSM Desotech Inc. | 10/24/2006 05:58:39 PM |
| 9 | DSM Nutritional Products, Inc. | 06/02/2006 05:09:34 PM |
| 10 | EMD Chemicals, Inc. (formerly EMD Biosciences, Inc. and its affiliates) | 10/30/2001 03:06:35 PM |
| 11 | Georgia-Pacific companies listed at www.gp.com/privacy/safeharbor.asp | 01/03/2008 11:26:10 AM |
| 12 | Harlan Sprague Dawley, Inc. | 03/05/2008 03:06:05 PM |
| 13 | HB Fuller | 09/08/2003 05:28:10 PM |
| 14 | Hexion Specialty Chemicals, Inc. (formerly Borden Chemical, Inc.) | 02/08/2005 03:33:14 PM |
| 15 | Honeywell International and its controlled US subsidiaries | 07/19/2004 01:53:55 PM |
| 16 | Huntsman International, LLC | 12/14/2007 12:10:14 PM |
| 17 | JohnsonDiversey, Inc. | 04/30/2004 04:23:58 PM |
| 18 | OM Group, Inc. | 10/23/2007 09:52:39 AM |
| 19 | Phelps Dodge Corporation | 07/18/2005 10:50:26 AM |
| 20 | PolyOne Corporation | 08/28/2001 02:40:29 PM |
| 21 | PPG Industries, Inc. | 07/12/2001 04:18:57 PM |
| 22 | PPG Industries, Inc. | 07/13/2001 11:29:34 AM |
| 23 | PPG Industries, Inc. | 11/29/2001 04:05:07 PM |
| 24 | Sermatech International Incorporated | 07/28/2005 04:37:45 PM |
| 25 | Sigma-Aldrich Corporation | 05/12/2009 03:22:20 PM |
| 26 | Smith International, Inc. | 03/27/2008 02:58:50 PM |
| 27 | Teleflex, Inc. | 12/02/2002 02:46:21 PM |
| 28 | Univar Inc. | 06/09/2004 07:55:39 PM |
| 29 | Voltaix, LLC | 01/14/2008 09:19:19 AM |