| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1256.23 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1255.73 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1114.64 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1100.06 | USD | 20251120 |
| Shandong Yeyang Chem | China national standards | MT | 1255.2 | USD | 20251120 |
| Shandong Yeyang Chem | China national standards | MT | 1100.06 | USD | 20251120 |