| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1225.23 | USD | 20251013 |
| Shandong Aite Chem | China national standards | MT | 1225.23 | USD | 20251013 |
| Shandong Yuhuang Chem | China national standards | MT | 1366.06 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 936.53 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 936.53 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 936.53 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 936.53 | USD | 20251013 |
| Sinopec | China national standards | MT | 936.53 | USD | 20251013 |