| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 707.35 | USD | 20251211 |
| Wuhan Hengjiu Chem | China national standards | MT | 706.68 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 706.48 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 706.57 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 706.72 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 706.88 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 918.16 | USD | 20251202 |
| Wuhan Hengjiu Chem | China national standards | MT | 918.61 | USD | 20251201 |
| Wuhan Hengjiu Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 918.13 | USD | 20251126 |