| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Dongming Petro | China national standards | MT | USD | 20250926 | |
| CNPC | China national standards | MT | USD | 20250926 | |
| CNPC | China national standards | MT | USD | 20250926 | |
| Shandong Yihe Chem | China national standards | MT | USD | 20250926 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20250926 | |
| Shandong Aite Chem | China national standards | MT | USD | 20250926 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250926 | |
| Shandong Mingyu | China national standards | MT | USD | 20250926 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20250926 | |
| CNPC | China national standards | MT | USD | 20250926 |
