| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1198.04 | USD | 20251018 |
| Formosa Ningbo | China national standards | MT | 887.96 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Xima | China national standards | MT | 789.3 | USD | 20251018 |
| Shandong Qiangsen Chem | China national standards | MT | 817.49 | USD | 20251018 |
| Shandong Laya Chem | China national standards | MT | 789.3 | USD | 20251018 |