| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1093.2 | USD | 20250813 |
| Shandong Mengkanda Chem | China national standards | MT | 840.12 | USD | 20250812 |
| Shandong Langchem | China national standards | MT | 966.14 | USD | 20250812 |
| Shandong Langchem | China national standards | MT | 1057.16 | USD | 20250812 |
| Sinopec | China national standards | MT | 1085.16 | USD | 20250812 |
| Qingdao Shengze Chem | China national standards | MT | 826.12 | USD | 20250812 |
| Shandong Xingpeng Chem | China national standards | MT | 854.13 | USD | 20250812 |
| Huizhou Jincheng Petro | China national standards | MT | 1092.16 | USD | 20250812 |
| Aite Zhejiang | China national standards | MT | 1008.15 | USD | 20250812 |
| Sinopec | China national standards | MT | 1092.16 | USD | 20250812 |