| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 562.57 | USD | 20251009 |
| Jinan Angxin Chem | China national standards | MT | 562.57 | USD | 20251009 |
| Wuhan Hengjiu Chem | China national standards | MT | 562.57 | USD | 20251009 |
| Shandong Fusheng | China national standards | MT | 562.57 | USD | 20251009 |
| Shandong Fusheng | China national standards | MT | 576.64 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 534.44 | USD | 20251009 |
| Wuhan Hengjiu Chem | China national standards | MT | 591.09 | USD | 20251008 |
| Jinan Jinquanjin | China national standards | MT | 647.39 | USD | 20251007 |
| Jinan Xinhou | China national standards | MT | 647.39 | USD | 20251007 |
| Shandong Jinshenrun Chem | China national standards | MT | 591.09 | USD | 20251007 |