| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 917.74 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.47 | USD | 20251124 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.11 | USD | 20251122 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.15 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.35 | USD | 20251118 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.87 | USD | 20251117 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.76 | USD | 20251114 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.65 | USD | 20251112 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.35 | USD | 20251110 |
| Wuhan Hengjiu Chem | China national standards | MT | 917.61 | USD | 20251107 |