| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 902.62 | USD | 20251120 |
| Sinopec | China national standards | MT | 1248.15 | USD | 20251120 |
| Lihuayi Shandong | China national standards | MT | 1245.33 | USD | 20251120 |
| Shandong Xingpeng Chem | China national standards | MT | 891.33 | USD | 20251120 |
| Lihuayi Shandong | China national standards | MT | 895.56 | USD | 20251120 |
| Sinopec | China national standards | MT | 902.62 | USD | 20251120 |
| Sinopec | China national standards | MT | 1226.99 | USD | 20251120 |
| Shandong Aite Chem | China national standards | MT | 1198.79 | USD | 20251120 |
| Lihuayi Shandong | China national standards | MT | 1382.13 | USD | 20251120 |
| Lihuayi Shandong | China national standards | MT | 1029.55 | USD | 20251120 |