| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 776.22 | USD | 20251110 |
| Zibo Qixiang Chem | China national standards | MT | 705.86 | USD | 20251109 |
| Zibo Qixiang Chem | China national standards | MT | 776.44 | USD | 20251108 |
| Zibo Qixiang Chem | China national standards | MT | 705.86 | USD | 20251107 |
| Zibo Qixiang Chem | China national standards | MT | 847.03 | USD | 20251107 |
| Zibo Qixiang Chem | China national standards | MT | 776.44 | USD | 20251107 |
| Zibo Qixiang Chem | China national standards | MT | 705.57 | USD | 20251106 |
| Zibo Qixiang Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Zibo Qixiang Chem | China national standards | MT | 705.21 | USD | 20251105 |
| Zibo Qixiang Chem | China national standards | MT | 775.73 | USD | 20251105 |