| Vendor | Spec | Unit | Price | Currency | Date |
| Xinyang Xinchen | China national standards | MT | 514.03 | USD | 20251013 |
| Guanyang Hongteng | China national standards | MT | 504.18 | USD | 20251013 |
| Hubei 789 Chem | China national standards | MT | 239.27 | USD | 20251011 |
| Hubei 789 Chem | China national standards | MT | 246.31 | USD | 20251011 |
| Hubei 789 Chem | China national standards | MT | 239.27 | USD | 20251011 |
| Shangrao Hengtong | China national standards | MT | 520.77 | USD | 20251011 |
| Xinyang Xinchen | China national standards | MT | 513.74 | USD | 20251011 |
| Guanyang Hongteng | China national standards | MT | 503.88 | USD | 20251011 |
| JX Dean Ind | China national standards | MT | 534.85 | USD | 20251011 |
| Xinyang Xinchen | China national standards | MT | 513.74 | USD | 20251010 |