| Vendor | Spec | Unit | Price | Currency | Date |
| IM Yongxin Chem | China national standards | MT | 352.94 | USD | 20251112 |
| IM Yongxin Chem | China national standards | MT | 352.78 | USD | 20251111 |
| IM Yongxin Chem | China national standards | MT | 352.83 | USD | 20251110 |
| IM Yongxin Chem | China national standards | MT | 352.6 | USD | 20251105 |
| IM Yongxin Chem | China national standards | MT | 352.77 | USD | 20251103 |
| IM Yongxin Chem | China national standards | MT | 352.79 | USD | 20251030 |
| IM Yongxin Chem | China national standards | MT | 352.89 | USD | 20251029 |
| IM Yongxin Chem | China national standards | MT | 352.83 | USD | 20251028 |
| IM Yongxin Chem | China national standards | MT | 352.47 | USD | 20251024 |
| IM Yongxin Chem | China national standards | MT | 352.52 | USD | 20251023 |