| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 843.81 | USD | 20250922 |
| Xiangfen Longteng | China national standards | MT | 843.81 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 843.81 | USD | 20250922 |
| Shandong QiFa Chem | China national standards | MT | 886.0 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 843.81 | USD | 20250922 |
| Shijiaz Bailong Chem | China national standards | MT | 843.81 | USD | 20250922 |
| Tangshan Huayi | China national standards | MT | 886.0 | USD | 20250922 |
| Shandong Huize Chem | China national standards | MT | 850.84 | USD | 20250922 |
| Shandong Yushuo Chem | China national standards | MT | 801.62 | USD | 20250922 |
| Shandong Yushuo Chem | China national standards | MT | 801.62 | USD | 20250922 |