| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1045.26 | USD | 20251126 |
| Wanhua Chem | China national standards | MT | 1073.51 | USD | 20251126 |
| Shandong Laya Chem | China national standards | MT | 791.01 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1059.38 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 988.76 | USD | 20251126 |
| Shandong Aite Chem | China national standards | MT | 889.88 | USD | 20251126 |
| Shandong Aite Chem | China national standards | MT | 946.38 | USD | 20251126 |
| Shandong Kaitai Petro | China national standards | MT | 889.88 | USD | 20251126 |
| Shandong Jinwen Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Shandong Yihe Chem | China national standards | MT | 791.01 | USD | 20251126 |