| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Jinan Jiaxing Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Shandong Energy | China national standards | MT | 776.22 | USD | 20251028 |