1. ABASSCO. Group
2. Allureglow International
3. Barium & Chemicals Inc.
4. Chongqing Yuanhe Fine Chemicals Inc.
5. DuPont de Nemours Inc.
6. Fertiberia
S.A.
7. GloTech International Ltd.
8. Haihang Industry Co. Ltd.
9. Hebei Xinji Chemical Group Co. Ltd.
10. Honeywell International Inc.
11. KBM Affilips B.V.
12. Lightleader Co. Ltd.
13. Matapel Chemicals
14. Merck KGaA
15. Nanjing Jinyan Strontium Industry Co.Ltd.
16. Nemoto & Co. Ltd.
17. Noah Chemicals Inc.
18. Otto Chemie Pvt. Ltd.
19. ProChem Inc.
20. RC Tritec Ltd.
21. RTP Company
22. Sakai Chemical Industry Co. Ltd.
23. Shenzhou Jiaxin Chemical Co. Ltd.
24. Solvay S.A.
25. Tavco Chemicals Inc.