| Vendor | Spec | Unit | Price | Currency | Date |
| IM Yongxin Chem | China national standards | MT | 352.34 | USD | 20251022 |
| IM Yongxin Chem | China national standards | MT | 352.46 | USD | 20251021 |
| IM Yongxin Chem | China national standards | MT | 352.25 | USD | 20251020 |
| IM Yongxin Chem | China national standards | MT | 352.37 | USD | 20251017 |
| IM Yongxin Chem | China national standards | MT | 352.14 | USD | 20251015 |
| IM Yongxin Chem | China national standards | MT | 352.01 | USD | 20251014 |
| IM Yongxin Chem | China national standards | MT | 352.08 | USD | 20251013 |
| IM Yongxin Chem | China national standards | MT | 351.87 | USD | 20251011 |
| IM Yongxin Chem | China national standards | MT | 351.87 | USD | 20251010 |
| IM Yongxin Chem | China national standards | MT | 351.61 | USD | 20251009 |