| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 689.28 | USD | 20250929 |
| Jinan Dezheng Chem | China national standards | MT | 689.28 | USD | 20250929 |
| JIN Yimeng | China national standards | MT | 745.54 | USD | 20250929 |
| Shandong Jinshenrun Chem | China national standards | MT | 759.61 | USD | 20250929 |
| Shandong Jinshenrun Chem | China national standards | MT | 759.61 | USD | 20250929 |
| Shandong Shuojia Chem | China national standards | MT | 731.48 | USD | 20250929 |
| Shandong Shuojia Chem | China national standards | MT | 731.48 | USD | 20250929 |
| Yankuang Guotai Chem | China national standards | MT | 731.48 | USD | 20250929 |
| Shandong Shuojia Chem | China national standards | MT | 731.48 | USD | 20250929 |
| Shandong Shuojia Chem | China national standards | MT | 731.48 | USD | 20250929 |