| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 129.9 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.86 | USD | 20251124 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.81 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.84 | USD | 20251118 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.91 | USD | 20251117 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.9 | USD | 20251114 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.88 | USD | 20251112 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.84 | USD | 20251110 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.88 | USD | 20251107 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.82 | USD | 20251106 |