| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shaanxi Petro Yanan | China national standards | MT | USD | 20251104 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251104 | |
| Shandong Xima | China national standards | MT | USD | 20251104 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251104 | |
| Zibo Lishuo Chem | China national standards | MT | USD | 20251104 | |
| Shandong Yushuo Chem | China national standards | MT | USD | 20251104 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251104 | |
| Shandong Qiancheng | China national standards | MT | USD | 20251104 | |
| Jinan Aochen Chem | China national standards | MT | USD | 20251104 | |
| CNPC | China national standards | MT | USD | 20251104 |
