| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Baichuan | China national standards | MT | 2053.69 | USD | 20260413 |
| Jiangsu Hualun Chemical | China national standards | MT | 2053.69 | USD | 20260413 |
| Nanjing Dena Chemical | China national standards | MT | 2024.56 | USD | 20260413 |
| Yixing Sanmu | China national standards | MT | 1966.3 | USD | 20260413 |
| Jiangsu Baichuan | China national standards | MT | 2053.78 | USD | 20260410 |
| Jiangsu Hualun Chemical | China national standards | MT | 2053.78 | USD | 20260410 |
| Nanjing Dena Chemical | China national standards | MT | 2024.65 | USD | 20260410 |
| Yixing Sanmu | China national standards | MT | 1966.38 | USD | 20260410 |
| Jiangsu Baichuan | China national standards | MT | 2053.93 | USD | 20260409 |
| Jiangsu Hualun Chemical | China national standards | MT | 2053.93 | USD | 20260409 |