| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua | China national standards | MT | 945.43 | USD | 20251103 |
| Shandong Zhongke Taihua | China national standards | MT | 945.43 | USD | 20251103 |
| Shandong Yushuo Chem | China national standards | MT | 740.82 | USD | 20251103 |
| Jinan Jinhao Chem | China national standards | MT | 790.21 | USD | 20251103 |
| Hubei 789 Chem | China national standards | MT | 987.77 | USD | 20251103 |
| Jinan Jinhao Chem | China national standards | MT | 776.1 | USD | 20251103 |
| Shandong Yushuo Chem | China national standards | MT | 740.82 | USD | 20251103 |
| Jinan Aochen Chem | China national standards | MT | 733.77 | USD | 20251103 |
| Jinan Jinhao Chem | China national standards | MT | 776.1 | USD | 20251103 |
| Shandong Wonfull Petro | China national standards | MT | 825.49 | USD | 20251103 |