| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1329.94 | USD | 20250915 |
| Shandong Jinwen Chem | China national standards | MT | 1196.24 | USD | 20250915 |
| Shandong Laya Chem | China national standards | MT | 971.07 | USD | 20250915 |
| Shandong Xingpeng Chem | China national standards | MT | 971.57 | USD | 20250914 |
| Shandong Xingpeng Chem | China national standards | MT | 971.57 | USD | 20250913 |
| Zibo Lishuo Chem | China national standards | MT | 985.65 | USD | 20250913 |
| Zibo Lishuo Chem | China national standards | MT | 985.65 | USD | 20250913 |
| Zibo Lishuo Chem | China national standards | MT | 985.65 | USD | 20250913 |
| Zibo Lishuo Chem | China national standards | MT | 985.65 | USD | 20250913 |
| Shandong Xingpeng Chem | China national standards | MT | 971.72 | USD | 20250909 |