| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1100.44 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 1431.98 | USD | 20251027 |
| Shandong Yeyang Chem | China national standards | MT | 1114.54 | USD | 20251027 |
| Shandong Yeyang Chem | China national standards | MT | 1100.44 | USD | 20251027 |
| Shandong Jinmao | China national standards | MT | 1099.71 | USD | 20251026 |
| Shandong Jinling Chem | China national standards | MT | 1099.71 | USD | 20251026 |
| Shandong Xingpeng Chem | China national standards | MT | 1113.81 | USD | 20251026 |
| Shandong Xingpeng Chem | China national standards | MT | 1057.41 | USD | 20251026 |
| Shandong Jinshenrun Chem | China national standards | MT | 1099.71 | USD | 20251026 |
| Shandong Jinshenrun Chem | China national standards | MT | 1127.9 | USD | 20251026 |