| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 854.65 | USD | 20251129 |
| Shandong Wonfull Petro | China national standards | MT | 706.32 | USD | 20251129 |
| Zibo Lishuo Chem | China national standards | MT | 819.34 | USD | 20251129 |
| Zibo Lishuo Chem | China national standards | MT | 819.34 | USD | 20251129 |
| Shandong Laya Chem | China national standards | MT | 748.7 | USD | 20251129 |
| Shanghai Ronghe Chem | China national standards | MT | 762.83 | USD | 20251129 |
| Zibo Lishuo Chem | China national standards | MT | 819.34 | USD | 20251129 |
| Shandong Xima | China national standards | MT | 706.32 | USD | 20251129 |
| Shandong Qiangsen Chem | China national standards | MT | 805.21 | USD | 20251129 |
| Shandong Xima | China national standards | MT | 706.32 | USD | 20251129 |