| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20250919 | |
| Wanhua Chem | China national standards | MT | USD | 20250919 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250919 | |
| Shandong Xima | China national standards | MT | USD | 20250919 | |
| Zibo Lishuo Chem | China national standards | MT | USD | 20250919 | |
| Shandong Huize Chem | China national standards | MT | USD | 20250919 | |
| Wanhua Yantai | China national standards | MT | USD | 20250919 | |
| Satellite Chem | China national standards | MT | USD | 20250919 | |
| Satellite Chem | China national standards | MT | USD | 20250918 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250918 |
