| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 726.83 | USD | 20251028 |
| Zibo Qixiang Chem | China national standards | MT | 726.83 | USD | 20251028 |
| Zibo Qixiang Chem | China national standards | MT | 761.84 | USD | 20251027 |
| Zibo Qixiang Chem | China national standards | MT | 846.49 | USD | 20251027 |
| Zibo Qixiang Chem | China national standards | MT | 726.57 | USD | 20251027 |
| Zibo Qixiang Chem | China national standards | MT | 761.34 | USD | 20251024 |
| Zibo Qixiang Chem | China national standards | MT | 726.09 | USD | 20251024 |
| Zibo Qixiang Chem | China national standards | MT | 845.93 | USD | 20251024 |
| Zibo Qixiang Chem | China national standards | MT | 761.44 | USD | 20251023 |
| Zibo Qixiang Chem | China national standards | MT | 846.05 | USD | 20251023 |