| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 611.94 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 506.44 | USD | 20250918 |
| Shandong Jinwen Chem | China national standards | MT | 506.44 | USD | 20250918 |
| Nanjing Baitu Chem | China national standards | MT | 618.98 | USD | 20250918 |
| Nanjing Baitu Chem | China national standards | MT | 618.98 | USD | 20250918 |
| Jinan Angxin Chem | China national standards | MT | 647.11 | USD | 20250918 |
| Beijing Yanshan Petro | China national standards | MT | 520.5 | USD | 20250918 |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.5 | USD | 20250918 |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.5 | USD | 20250918 |
| Beijing Yanshan Petro | China national standards | MT | 520.5 | USD | 20250918 |