| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 865.32 | USD | 20250901 |
| Shandong Yeyang Chem | China national standards | MT | 759.79 | USD | 20250901 |
| Shandong Yeyang Chem | China national standards | MT | 773.86 | USD | 20250901 |
| Shandong Yeyang Chem | China national standards | MT | 787.93 | USD | 20250901 |
| Jiangsu Youlixin Chem | China national standards | MT | 787.93 | USD | 20250901 |
| Jiangsu Youlixin Chem | China national standards | MT | 773.86 | USD | 20250901 |
| Anhui Ruibai | China national standards | MT | 689.85 | USD | 20250831 |
| Qingdao Shengze Chem | China national standards | MT | 689.85 | USD | 20250831 |
| Shandong Xingpeng Chem | China national standards | MT | 746.16 | USD | 20250831 |
| Qingdao Shengze Chem | China national standards | MT | 689.85 | USD | 20250830 |