1. Acme synthetic chemicals
2. Akshay Chemicals
3. Arkema S.A.
4. Cayman Chemical Company
5. Handanshi Kenzcheng Chemical Co. Ltd
6. Intellichemie Industries
7. Jinan Chenghui Shuangda Chemical Co. Ltd
8. Merck KGaA
9. National Analytical Corporation
10. OQ Chemical GmbH
11. Parchem Fine & Specialty Chemicals
12. Synerzine Inc.
13. Tokyo Chemical Industries Co. Ltd
14. VWR International
LLC
15. Wujiang New Sunlion Chemical Co. Ltd.