1. Deepak Nitrate Limited
2. SQM S.A.
3. BASF SE
4. Weifang Haiye Chemistry and Industry Co
5. Acf Nitratos S.A
6. Quality Chemicals S.L
7. Shijizhuang Fengshan Chemical Co. Ltd.
8. Ural Chem JSC
9. UBE Industries Ltd.
10. AG CHEMI GROUP s.r.o