| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1068.14 | USD | 20250928 |
| Shandong Yihe Chem | China national standards | MT | 983.81 | USD | 20250928 |
| Shandong Yihe Chem | China national standards | MT | 997.86 | USD | 20250928 |
| Nanjing Runsheng Petro | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1103.27 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1278.95 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1250.84 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1096.24 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1096.24 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1075.16 | USD | 20250928 |