| Vendor | Spec | Unit | Price | Currency | Date |
| 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 |
| Wanhua Chem | China national standards | MT | 937.87 | USD | 20251120 |
| Shandong Junfeng | China national standards | MT | 987.7 | USD | 20251119 |
| Hubei 789 Chem | China national standards | MT | 1298.11 | USD | 20251119 |
| Shaanxi Yanchang Petro | China national standards | MT | 895.98 | USD | 20251119 |
| Lihuayi Shandong | China national standards | MT | 987.7 | USD | 20251119 |