| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 846.94 | USD | 20251029 |
| Jinan Aochen Chem | China national standards | MT | 959.87 | USD | 20251029 |
| Jinan Aochen Chem | China national standards | MT | 1242.18 | USD | 20251029 |
| Jinan Aochen Chem | China national standards | MT | 1199.84 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 846.94 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 846.94 | USD | 20251029 |
| Wanhua Yantai | China national standards | MT | 846.94 | USD | 20251029 |
| Wanhua Yantai | China national standards | MT | 896.35 | USD | 20251029 |
| Jinan Qi Mat | China national standards | MT | 1030.45 | USD | 20251029 |
| Shandong Kaitai Petro | China national standards | MT | 917.52 | USD | 20251029 |