| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1112.35 | USD | 20251014 |
| Shandong Yeyang Chem | China national standards | MT | 1253.4 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1112.57 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1097.85 | USD | 20251011 |
| Shandong Yeyang Chem | China national standards | MT | 1111.92 | USD | 20251011 |
| Shandong Yeyang Chem | China national standards | MT | 1252.67 | USD | 20251011 |
| Shandong Yeyang Chem | China national standards | MT | 1097.85 | USD | 20251011 |
| Shandong Yeyang Chem | China national standards | MT | 1097.85 | USD | 20251010 |