| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 888.89 | USD | 20251122 |
| Shandong Xima | China national standards | MT | 888.89 | USD | 20251122 |
| Shandong Xima | China national standards | MT | 973.54 | USD | 20251122 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.56 | USD | 20251121 |
| Panjin Read Chem | China national standards | MT | 1029.98 | USD | 20251121 |
| Lihuayi Shandong | China national standards | MT | 1029.98 | USD | 20251121 |
| Shandong Hongxin Chem | China national standards | MT | 959.44 | USD | 20251121 |
| Shandong Hongxin Chem | China national standards | MT | 874.78 | USD | 20251121 |
| Shandong Hongxin Chem | China national standards | MT | 1029.98 | USD | 20251121 |
| Shandong Qiangsen Chem | China national standards | MT | 945.33 | USD | 20251121 |