| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Laya Chem | China national standards | MT | 790.23 | USD | 20251106 |
| Shandong Xima | China national standards | MT | 790.23 | USD | 20251106 |
| Shandong Qiangsen Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 1241.8 | USD | 20251106 |
| Zibo Lishuo Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 959.57 | USD | 20251106 |
| Hubei 789 Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Kaitai Petro | China national standards | MT | 917.24 | USD | 20251106 |
| Shandong Kaitai Petro | China national standards | MT | 889.01 | USD | 20251106 |