| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 327.37 | USD | 20251103 |
| Shandong Shuntian Chem | China national standards | MT | 310.44 | USD | 20251103 |
| Shandong Yuxuan Chem | China national standards | MT | 324.55 | USD | 20251103 |
| Shijiazhuang Baipo Chem | China national standards | MT | 300.56 | USD | 20251103 |
| Shandong FUZE | China national standards | MT | 550.23 | USD | 20251031 |
| Shandong Hualu | China national standards | MT | 318.85 | USD | 20251031 |
| Shijiazhuang Baipo Chem | China national standards | MT | 320.26 | USD | 20251031 |
| Shandong Shuntian Chem | China national standards | MT | 310.38 | USD | 20251031 |
| Nantong Zhonghe Chem | China national standards | MT | 389.39 | USD | 20251031 |
| Shandong Yuxuan Chem | China national standards | MT | 324.49 | USD | 20251031 |