| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Kaitai Petro | China national standards | MT | 918.55 | USD | 20251208 |
| Changzhou Qidi Chem | China national standards | MT | 890.28 | USD | 20251208 |
| Shandong Mingyu | China national standards | MT | 862.02 | USD | 20251208 |
| Zibo Lishuo Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Shandong Yihe Chem | China national standards | MT | 791.36 | USD | 20251208 |
| Shandong Xima | China national standards | MT | 791.36 | USD | 20251208 |
| Satellite Chem | China national standards | MT | 833.76 | USD | 20251208 |
| Satellite Chem | China national standards | MT | 975.07 | USD | 20251208 |
| Aite Zhejiang | China national standards | MT | 890.28 | USD | 20251208 |
| Wanhua Chem | China national standards | MT | 1045.73 | USD | 20251208 |