| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 2149.24 | USD | 20250826 |
| Jiangsu Huachang Chem | China national standards | MT | 2149.24 | USD | 20250826 |
| Qingdao Shengze Chem | China national standards | MT | 814.74 | USD | 20250826 |
| Qingdao Shengze Chem | China national standards | MT | 814.74 | USD | 20250826 |
| Shandong Xingpeng Chem | China national standards | MT | 863.91 | USD | 20250826 |
| Shandong Qiancheng | China national standards | MT | 842.84 | USD | 20250826 |
| Shandong Huize Chem | China national standards | MT | 899.03 | USD | 20250826 |
| Zibo Lishuo Chem | China national standards | MT | 913.08 | USD | 20250826 |
| Zibo Lishuo Chem | China national standards | MT | 913.08 | USD | 20250826 |
| Zibo Lishuo Chem | China national standards | MT | 913.08 | USD | 20250826 |