| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 727.13 | USD | 20251125 |
| Zibo Lishuo Chem | China national standards | MT | 818.91 | USD | 20251125 |
| Shandong Jinshenrun Chem | China national standards | MT | 705.96 | USD | 20251125 |
| Hubei 789 Chem | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Wonfull Petro | China national standards | MT | 720.07 | USD | 20251125 |
| Shandong Yushuo Chem | China national standards | MT | 776.55 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong QiFa Chem | China national standards | MT | 889.5 | USD | 20251125 |
| Tangshan Huayi | China national standards | MT | 889.5 | USD | 20251125 |
| Zibo Qixiang Chem | China national standards | MT | 847.15 | USD | 20251125 |