| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 281.98 | USD | 20251025 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.98 | USD | 20251024 |
| Wuhan Hengjiu Chem | China national standards | MT | 282.02 | USD | 20251023 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.87 | USD | 20251022 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.97 | USD | 20251021 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.8 | USD | 20251020 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.89 | USD | 20251017 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.82 | USD | 20251016 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.71 | USD | 20251015 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.61 | USD | 20251014 |