| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 705.42 | USD | 20251031 |
| Shandong Zhiheng | China national standards | MT | 719.53 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 853.56 | USD | 20251031 |
| Shandong Jinwen Chem | China national standards | MT | 790.07 | USD | 20251031 |
| Shandong Mingyu | China national standards | MT | 811.41 | USD | 20251030 |
| JIN Yimeng | China national standards | MT | 811.41 | USD | 20251030 |
| Shandong Jinshenrun Chem | China national standards | MT | 762.02 | USD | 20251030 |
| Shandong Yeyang Chem | China national standards | MT | 762.02 | USD | 20251030 |
| Jinan Jiaxing Chem | China national standards | MT | 705.58 | USD | 20251030 |
| JIN Yimeng | China national standards | MT | 719.69 | USD | 20251030 |