| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 815.66 | USD | 20250827 |
| Zibo Lishuo Chem | China national standards | MT | 815.66 | USD | 20250827 |
| Shandong Xima | China national standards | MT | 703.16 | USD | 20250827 |
| Shandong Xima | China national standards | MT | 703.16 | USD | 20250827 |
| Shandong Qiangsen Chem | China national standards | MT | 801.6 | USD | 20250827 |
| Shandong Qiangsen Chem | China national standards | MT | 801.6 | USD | 20250827 |
| Shandong Laya Chem | China national standards | MT | 745.35 | USD | 20250827 |
| Shandong Langchem | China national standards | MT | 885.98 | USD | 20250827 |
| Shandong Jinwen Chem | China national standards | MT | 850.82 | USD | 20250827 |
| Shandong Jinwen Chem | China national standards | MT | 850.82 | USD | 20250827 |