| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1069.56 | USD | 20250925 |
| ZJ Huguang Tech | China national standards | MT | 1041.42 | USD | 20250925 |
| Wuhan Hengjiu Chem | China national standards | MT | 1069.56 | USD | 20250925 |
| Wuhan Hengjiu Chem | China national standards | MT | 1069.56 | USD | 20250925 |
| Shandong Fusheng | China national standards | MT | 964.01 | USD | 20250925 |
| Shandong Fusheng | China national standards | MT | 964.01 | USD | 20250925 |
| Wuhan Hengjiu Chem | China national standards | MT | 964.01 | USD | 20250925 |
| Shandong Zhiheng | China national standards | MT | 1266.59 | USD | 20250925 |
| Shandong Fusheng | China national standards | MT | 964.01 | USD | 20250924 |
| Wuhan Hengjiu Chem | China national standards | MT | 964.01 | USD | 20250924 |