| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 787.31 | USD | 20250920 |
| Shandong Junfeng | China national standards | MT | 787.31 | USD | 20250920 |
| Shandong Junfeng | China national standards | MT | 773.25 | USD | 20250920 |
| Shandong Yeyang Chem | China national standards | MT | 773.25 | USD | 20250920 |
| Shandong Yeyang Chem | China national standards | MT | 787.31 | USD | 20250920 |
| Shandong Yeyang Chem | China national standards | MT | 759.19 | USD | 20250920 |
| Yankuang Guotai Chem | China national standards | MT | 773.25 | USD | 20250919 |
| JIN Yimeng | China national standards | MT | 731.08 | USD | 20250919 |
| Jiangsu Lianhai Bio | China national standards | MT | 731.08 | USD | 20250919 |
| Shandong Huize Chem | China national standards | MT | 688.9 | USD | 20250919 |