| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wonfull Petro | China national standards | MT | 745.9 | USD | 20251003 |
| Shanghai Ronghe Chem | China national standards | MT | 788.12 | USD | 20251003 |
| Shandong Feiyang Chem | China national standards | MT | 985.15 | USD | 20251003 |
| Shandong Wonfull Petro | China national standards | MT | 745.9 | USD | 20251002 |
| Shandong Jinshenrun Chem | China national standards | MT | 745.9 | USD | 20251002 |
| Shandong Jinshenrun Chem | China national standards | MT | 745.9 | USD | 20251002 |
| Shandong Jinshenrun Chem | China national standards | MT | 745.9 | USD | 20251002 |
| Shandong Feiyang Chem | China national standards | MT | 985.15 | USD | 20251002 |
| Shandong Jinshenrun Chem | China national standards | MT | 745.9 | USD | 20251001 |
| Shandong Jinshenrun Chem | China national standards | MT | 745.9 | USD | 20251001 |