| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Yantai | China national standards | MT | 790.23 | USD | 20251106 |
| Wanhua Yantai | China national standards | MT | 818.46 | USD | 20251106 |
| Wanhua Yantai | China national standards | MT | 832.57 | USD | 20251106 |
| Wanhua Yantai | China national standards | MT | 889.01 | USD | 20251106 |
| Wanhua Yantai | China national standards | MT | 896.07 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 1241.17 | USD | 20251105 |
| Jinan Aochen Chem | China national standards | MT | 1198.85 | USD | 20251105 |
| Jinan Aochen Chem | China national standards | MT | 959.08 | USD | 20251105 |
| Formosa Ningbo | China national standards | MT | 888.56 | USD | 20251105 |
| Shandong Laya Chem | China national standards | MT | 789.83 | USD | 20251105 |