| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 790.07 | USD | 20251031 |
| Jinan Angxin Chem | China national standards | MT | 726.58 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 747.74 | USD | 20251031 |
| Nanjing Runsheng Petro | China national standards | MT | 761.85 | USD | 20251031 |
| JIN Yimeng | China national standards | MT | 663.09 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 853.56 | USD | 20251031 |
| Nanjing Runsheng Petro | China national standards | MT | 761.85 | USD | 20251031 |
| Yankuang Guotai Chem | China national standards | MT | 712.47 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 733.63 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 634.88 | USD | 20251031 |