1. Central Drug House (P) Ltd.
2. DAYANG CHEM (HANGZHOU) CO. LTD .
3. DuPont de Nemours Inc.
4. Eastman Chemical Company
5. Evonik Industries AG
6. Hangzhou KAIXIN technology limited company
7. Hefei TNJ Chemical Industry Co. Ltd.
8. Kemin Industries Inc.
9. Merck KGaA
10. Nacalai Tesque Inc.
11. OQ Chemicals GmbH
12. Palital Feed Additives B.V.
13. Peekay Agencies Pvt. Ltd.
14. Perstorp Holding AB
15. Snowco Industrial Co. Ltd
16. Sumitomo Chemical Co. Ltd.
17. The Good Scents Company
18. Thermo Fisher Scientific Inc.
19. Tokyo Chemical Industry Co
20. Vigon International
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21. Vizag Chemical