| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 883.13 | USD | 20250814 |
| Shandong Qiangsen Chem | China national standards | MT | 883.13 | USD | 20250814 |
| Shandong Fusheng | China national standards | MT | 883.13 | USD | 20250814 |
| Shandong Fusheng | China national standards | MT | 1093.4 | USD | 20250814 |
| Nanjing Daze | China national standards | MT | 1121.44 | USD | 20250814 |
| Jiangsu Youlixin Chem | China national standards | MT | 1093.2 | USD | 20250813 |
| Jiangsu Youlixin Chem | China national standards | MT | 1121.23 | USD | 20250813 |
| Jiangsu Youlixin Chem | China national standards | MT | 1261.39 | USD | 20250813 |
| Nanjing Daze | China national standards | MT | 1121.23 | USD | 20250813 |
| Qingdao Shengze Chem | China national standards | MT | 967.06 | USD | 20250813 |