| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1139.95 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 1055.51 | USD | 20250915 |
| Zibo Lishuo Chem | China national standards | MT | 844.4 | USD | 20250915 |
| Zibo Lishuo Chem | China national standards | MT | 844.4 | USD | 20250915 |
| Zibo Lishuo Chem | China national standards | MT | 844.4 | USD | 20250915 |
| Zibo Lishuo Chem | China national standards | MT | 844.4 | USD | 20250915 |
| Zibo Lishuo Chem | China national standards | MT | 844.4 | USD | 20250915 |
| Shandong Xima | China national standards | MT | 788.11 | USD | 20250915 |
| Shandong Qiangsen Chem | China national standards | MT | 816.26 | USD | 20250915 |
| Shandong Laya Chem | China national standards | MT | 788.11 | USD | 20250915 |