| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 959.57 | USD | 20251106 |
| Shandong Xingpeng Chem | China national standards | MT | 726.73 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 733.79 | USD | 20251106 |
| Luxi Chem | China national standards | MT | 733.79 | USD | 20251106 |
| CNPC | China national standards | MT | 733.79 | USD | 20251106 |
| Shandong Mingyu | China national standards | MT | 924.29 | USD | 20251106 |
| Luxi Chem | China national standards | MT | 889.01 | USD | 20251106 |
| Sinopec | China national standards | MT | 1058.35 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 1058.35 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 1058.35 | USD | 20251106 |