| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 744.51 | USD | 20250826 |
| Shandong Langchem | China national standards | MT | 885.32 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 815.05 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 815.05 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 815.05 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 815.05 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 815.05 | USD | 20250825 |
| Shandong Fusheng | China national standards | MT | 786.95 | USD | 20250825 |
| Shandong Jinwen Chem | China national standards | MT | 850.18 | USD | 20250825 |
| Shandong Jinwen Chem | China national standards | MT | 850.18 | USD | 20250825 |