| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 785.56 | USD | 20250821 |
| Shandong Laya Chem | China national standards | MT | 785.56 | USD | 20250821 |
| Shandong Yeyang Chem | China national standards | MT | 813.61 | USD | 20250821 |
| Aite Zhejiang | China national standards | MT | 876.74 | USD | 20250821 |
| Aite Zhejiang | China national standards | MT | 883.75 | USD | 20250821 |
| Shandong Jinwen Chem | China national standards | MT | 981.95 | USD | 20250821 |
| Shandong Langchem | China national standards | MT | 1134.71 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1050.66 | USD | 20250820 |
| Zibo Lishuo Chem | China national standards | MT | 840.52 | USD | 20250820 |
| Zibo Lishuo Chem | China national standards | MT | 840.52 | USD | 20250820 |