| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 331.57 | USD | 20251122 |
| Luxi Chem | China national standards | MT | 338.62 | USD | 20251122 |
| Shandong Jinling Chem | China national standards | MT | 268.08 | USD | 20251122 |
| Wuhan Hengjiu Chem | China national standards | MT | 239.86 | USD | 20251122 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.83 | USD | 20251122 |
| Luxi Chem | China national standards | MT | 239.86 | USD | 20251122 |
| Shandong Jinling Chem | China national standards | MT | 451.5 | USD | 20251121 |
| Jinan Zhongyin Mat | China national standards | MT | 239.86 | USD | 20251121 |
| Jiangsu LeeMan Chem | China national standards | MT | 320.28 | USD | 20251121 |
| Jinan Zhongyin Mat | China national standards | MT | 242.68 | USD | 20251121 |