| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 226.35 | USD | 20251211 |
| Wuhan Hengjiu Chem | China national standards | MT | 226.14 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 226.07 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 226.1 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 226.15 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 226.2 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 282.51 | USD | 20251202 |
| Wuhan Hengjiu Chem | China national standards | MT | 282.65 | USD | 20251201 |
| Wuhan Hengjiu Chem | China national standards | MT | 282.53 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 282.5 | USD | 20251126 |