| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1307.06 | USD | 20250928 |
| Dongying Hebang Chem | China national standards | MT | 1349.22 | USD | 20250928 |
| Shandong Jinshenrun Chem | China national standards | MT | 1335.17 | USD | 20250927 |
| Jinan Dezheng Chem | China national standards | MT | 1433.55 | USD | 20250927 |
| Jinan Dezheng Chem | China national standards | MT | 1433.55 | USD | 20250927 |
| Jinan Dezheng Chem | China national standards | MT | 1433.55 | USD | 20250927 |
| Jinan Dezheng Chem | China national standards | MT | 1433.55 | USD | 20250927 |
| Qingdao Shengze Chem | China national standards | MT | 1461.66 | USD | 20250927 |
| Qingdao Shengze Chem | China national standards | MT | 1461.66 | USD | 20250927 |
| Shandong Yaowang Chem | China national standards | MT | 1686.53 | USD | 20250927 |