| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1590.47 | USD | 20251011 |
| Qingdao Shengze Chem | China national standards | MT | 1590.47 | USD | 20251011 |
| Jiangsu Yingte Chem | China national standards | MT | 1477.87 | USD | 20251011 |
| Shandong Haili Chem | China national standards | MT | 1477.87 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 1477.87 | USD | 20251011 |
| JS Yangnong Chem | China national standards | MT | 1477.87 | USD | 20251011 |
| Shandong Yuxuan Chem | China national standards | MT | 1857.9 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1548.25 | USD | 20251011 |