| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Baichuan | China national standards | MT | 2053.69 | USD | 20260413 |
| Jiangsu Hualun Chemical | China national standards | MT | 2068.25 | USD | 20260413 |
| Nanjing Dena Chemical | China national standards | MT | 2039.12 | USD | 20260413 |
| Yixing Sanmu | China national standards | MT | 2009.99 | USD | 20260413 |
| Jiangsu Baichuan | China national standards | MT | 2053.78 | USD | 20260410 |
| Jiangsu Hualun Chemical | China national standards | MT | 2068.34 | USD | 20260410 |
| Nanjing Dena Chemical | China national standards | MT | 2039.21 | USD | 20260410 |
| Yixing Sanmu | China national standards | MT | 2010.08 | USD | 20260410 |
| Jiangsu Baichuan | China national standards | MT | 2053.93 | USD | 20260409 |
| Jiangsu Hualun Chemical | China national standards | MT | 2068.49 | USD | 20260409 |