| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 867.96 | USD | 20251110 |
| Nanjing Baitu Chem | China national standards | MT | 748.0 | USD | 20251110 |
| Nanjing Runsheng Petro | China national standards | MT | 762.11 | USD | 20251110 |
| Liao Jinxinda | China national standards | MT | 656.26 | USD | 20251110 |
| Shandong Mingyu | China national standards | MT | 811.51 | USD | 20251110 |
| Shandong Aite Chem | China national standards | MT | 748.0 | USD | 20251110 |
| JIN Yimeng | China national standards | MT | 811.51 | USD | 20251110 |
| Jinan Aochen Chem | China national standards | MT | 733.88 | USD | 20251110 |
| Shandong Aite Chem | China national standards | MT | 748.0 | USD | 20251110 |
| Yankuang Guotai Chem | China national standards | MT | 726.83 | USD | 20251110 |