| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 887.71 | USD | 20260126 |
| Lihuayi Weiyuan Chem | China national standards | MT | 870.46 | USD | 20260116 |
| Beijing Yanshan Petro | China national standards | MT | 909.66 | USD | 20251211 |
| Shandong Zhiheng | China national standards | MT | 909.66 | USD | 20251211 |
| Shandong Zhiheng | China national standards | MT | 909.66 | USD | 20251211 |
| Beijing Yanshan Petro | China national standards | MT | 909.66 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 909.66 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 877.12 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 877.12 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1160.06 | USD | 20251211 |