| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 2161.84 | USD | 20251209 |
| Shandong Aite Chem | China national standards | MT | 1243.41 | USD | 20251209 |
| Sinopec | China national standards | MT | 777.13 | USD | 20251209 |
| Shandong Energy | China national standards | MT | 1017.34 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 1059.73 | USD | 20251209 |
| Shandong Xingpeng Chem | China national standards | MT | 720.61 | USD | 20251209 |
| Shandong Junfeng | China national standards | MT | 2161.84 | USD | 20251209 |
| Shandong Energy | China national standards | MT | 791.26 | USD | 20251209 |
| Liao Jinxinda | China national standards | MT | 720.61 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 706.48 | USD | 20251209 |