| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250914 |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250913 |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250913 |
| Qingdao Shengze Chem | China national standards | MT | 971.72 | USD | 20250909 |
| Nanjing Baitu Chem | China national standards | MT | 1042.14 | USD | 20250909 |
| Shandong Xima | China national standards | MT | 915.39 | USD | 20250909 |
| Shandong Langchem | China national standards | MT | 1171.7 | USD | 20250909 |
| Shandong Langchem | China national standards | MT | 1247.75 | USD | 20250909 |
| Shandong Jinwen Chem | China national standards | MT | 971.72 | USD | 20250909 |
| Shandong Jinwen Chem | China national standards | MT | 971.72 | USD | 20250909 |