| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wanhua Yantai | China national standards | MT | USD | 20250929 | |
| CNPC | China national standards | MT | USD | 20250929 | |
| Shandong Kaitai Petro | China national standards | MT | USD | 20250929 | |
| Satellite Chem | China national standards | MT | USD | 20250928 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250928 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20250928 | |
| Shandong Laya Chem | China national standards | MT | USD | 20250928 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20250928 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250928 | |
| Shandong Xima | China national standards | MT | USD | 20250928 |
