| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Jiangsu Lianhai Bio | China national standards | MT | 753.01 | USD | 20251011 |
| Yankuang Guotai Chem | China national standards | MT | 760.05 | USD | 20251011 |
| JIN Yimeng | China national standards | MT | 689.67 | USD | 20251011 |
| Yankuang Guotai Chem | China national standards | MT | 689.67 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 689.67 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 689.67 | USD | 20251011 |
| Yankuang Guotai Chem | China national standards | MT | 703.75 | USD | 20251011 |
| Jinan Jiaxing Chem | China national standards | MT | 703.75 | USD | 20251011 |
| Jinan Jiaxing Chem | China national standards | MT | 661.52 | USD | 20251011 |