| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 338.62 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 239.86 | USD | 20251121 |
| Liaocheng Xinli | China national standards | MT | 246.91 | USD | 20251121 |
| Shandong Yuanhe Chem | China national standards | MT | 282.19 | USD | 20251121 |
| Jinan Zhongyin Mat | China national standards | MT | 242.68 | USD | 20251121 |
| Luxi Chem | China national standards | MT | 352.73 | USD | 20251121 |
| Jinan Jinhao Chem | China national standards | MT | 395.06 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 239.86 | USD | 20251121 |
| Jinan Zhongyin Mat | China national standards | MT | 239.86 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 451.5 | USD | 20251121 |