| Vendor | Spec | Unit | Price | Currency | Date |
| Guanyang Hongteng | China national standards | MT | 508.07 | USD | 20251028 |
| Shangrao Hengtong | China national standards | MT | 508.07 | USD | 20251028 |
| JX Dean Ind | China national standards | MT | 508.07 | USD | 20251028 |
| JX Dean Ind | China national standards | MT | 507.89 | USD | 20251027 |
| Shangrao Hengtong | China national standards | MT | 507.89 | USD | 20251027 |
| Guanyang Hongteng | China national standards | MT | 507.89 | USD | 20251027 |
| Xinyang Xinchen | China national standards | MT | 514.95 | USD | 20251027 |
| Hubei 789 Chem | China national standards | MT | 239.84 | USD | 20251027 |
| Hubei 789 Chem | China national standards | MT | 239.84 | USD | 20251027 |
| Xinyang Xinchen | China national standards | MT | 514.61 | USD | 20251024 |