| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 705.37 | USD | 20251104 |
| Shandong Hanyue Chem | China national standards | MT | 761.8 | USD | 20251104 |
| Zibo Qixiang Chem | China national standards | MT | 705.37 | USD | 20251104 |
| Shandong Hanyue Chem | China national standards | MT | 761.8 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 747.69 | USD | 20251104 |
| Shandong Shuojia Chem | China national standards | MT | 719.48 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 775.9 | USD | 20251104 |
| Shijiaz Bailong Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Jinan Aochen Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Wonfull Petro | China national standards | MT | 747.69 | USD | 20251104 |