| Vendor | Spec | Unit | Price | Currency | Date |
| Shangrao Hengtong | China national standards | MT | 493.96 | USD | 20251118 |
| Hubei 789 Chem | China national standards | MT | 240.06 | USD | 20251117 |
| Hubei 789 Chem | China national standards | MT | 240.06 | USD | 20251117 |
| Hubei 789 Chem | China national standards | MT | 247.12 | USD | 20251117 |
| Hubei 789 Chem | China national standards | MT | 247.12 | USD | 20251117 |
| Shangrao Hengtong | China national standards | MT | 494.24 | USD | 20251117 |
| Xinyang Xinchen | China national standards | MT | 494.24 | USD | 20251117 |
| Guanyang Hongteng | China national standards | MT | 494.24 | USD | 20251117 |
| JX Dean Ind | China national standards | MT | 494.24 | USD | 20251117 |
| JX Dean Ind | China national standards | MT | 494.18 | USD | 20251114 |