| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 888.56 | USD | 20251105 |
| Sinopec | China national standards | MT | 888.56 | USD | 20251105 |
| Unknown | China national standards | MT | 888.76 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1100.37 | USD | 20251104 |
| Nantong Zhonghe Chem | China national standards | MT | 916.98 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1100.37 | USD | 20251104 |
| Beijing Yanshan Petro | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong Zhiheng | China national standards | MT | 907.1 | USD | 20251104 |
| Shandong Junfeng | China national standards | MT | 1058.05 | USD | 20251104 |
| Beijing Yanshan Petro | China national standards | MT | 907.1 | USD | 20251104 |