| Vendor | Spec | Unit | Price | Currency | Date |
| JX Dean Ind | China national standards | MT | 534.44 | USD | 20251009 |
| Hubei 789 Chem | China national standards | MT | 239.25 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 239.25 | USD | 20250930 |
| JX Dean Ind | China national standards | MT | 534.8 | USD | 20250930 |
| Shangrao Hengtong | China national standards | MT | 506.65 | USD | 20250930 |
| Xinyang Xinchen | China national standards | MT | 492.58 | USD | 20250930 |
| Guanyang Hongteng | China national standards | MT | 489.76 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 239.14 | USD | 20250929 |
| Shangrao Hengtong | China national standards | MT | 506.41 | USD | 20250929 |
| Xinyang Xinchen | China national standards | MT | 492.34 | USD | 20250929 |