| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 1434.03 | USD | 20250919 |
| Shandong Yuxuan Chem | China national standards | MT | 1687.1 | USD | 20250919 |
| Jinan Aochen Chem | China national standards | MT | 1349.68 | USD | 20250919 |
| Jinan Aochen Chem | China national standards | MT | 1349.68 | USD | 20250919 |
| Jinan Aochen Chem | China national standards | MT | 1265.32 | USD | 20250919 |
| Dongying Hebang Chem | China national standards | MT | 1349.68 | USD | 20250919 |
| Jinan Aochen Chem | China national standards | MT | 1307.5 | USD | 20250919 |
| Shandong Mingyu | China national standards | MT | 1869.87 | USD | 20250919 |
| Shandong Shuojia Chem | China national standards | MT | 1827.69 | USD | 20250919 |
| Shandong Shuojia Chem | China national standards | MT | 1827.69 | USD | 20250919 |