| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 939.81 | USD | 20260202 |
| Lihuayi Weiyuan Chem | China national standards | MT | 947.21 | USD | 20260130 |
| Sinopec | China national standards | MT | 925.69 | USD | 20260130 |
| Shiyou Yangzhou Chem | China national standards | MT | 902.95 | USD | 20260129 |
| Sinopec | China national standards | MT | 902.95 | USD | 20260129 |
| Sinopec | China national standards | MT | 887.71 | USD | 20260126 |
| 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 |