| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 332.05 | USD | 20251209 |
| Shandong Jiaen Chem | China national standards | MT | 353.24 | USD | 20251209 |
| Qingdao Ruishuang Chem | China national standards | MT | 423.89 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 233.14 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 233.14 | USD | 20251209 |
| Jiangsu LeeMan Chem | China national standards | MT | 233.14 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 233.14 | USD | 20251209 |
| Jiangsu Meilan Chem | China national standards | MT | 233.14 | USD | 20251209 |
| Shandong Jinling Chem | China national standards | MT | 233.14 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 233.14 | USD | 20251209 |