| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 777.4 | USD | 20251206 |
| Zibo Qixiang Chem | China national standards | MT | 714.5 | USD | 20251205 |
| Zibo Qixiang Chem | China national standards | MT | 848.07 | USD | 20251205 |
| Zibo Qixiang Chem | China national standards | MT | 777.4 | USD | 20251205 |
| Zibo Qixiang Chem | China national standards | MT | 848.26 | USD | 20251204 |
| Zibo Qixiang Chem | China national standards | MT | 714.66 | USD | 20251204 |
| Zibo Qixiang Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Zibo Qixiang Chem | China national standards | MT | 848.01 | USD | 20251203 |
| Zibo Qixiang Chem | China national standards | MT | 714.45 | USD | 20251203 |
| Zibo Qixiang Chem | China national standards | MT | 776.9 | USD | 20251202 |