| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 970.44 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 942.31 | USD | 20251009 |
| Shandong Hongxin Chem | China national standards | MT | 914.18 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 942.31 | USD | 20251009 |
| Shandong Xima | China national standards | MT | 886.64 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 942.93 | USD | 20251008 |
| Shandong Laya Chem | China national standards | MT | 886.64 | USD | 20251008 |
| Shandong Xima | China national standards | MT | 971.08 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 942.93 | USD | 20251008 |
| Shandong Jinshenrun Chem | China national standards | MT | 844.42 | USD | 20251007 |