| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 130.15 | USD | 20251211 |
| Wuhan Hengjiu Chem | China national standards | MT | 130.03 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.99 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 130.01 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 130.04 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 130.07 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.95 | USD | 20251202 |
| Wuhan Hengjiu Chem | China national standards | MT | 130.02 | USD | 20251201 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.96 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.95 | USD | 20251126 |