| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1098.47 | USD | 20250909 |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 1041.83 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 1041.83 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1247.38 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1171.35 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 915.12 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 1098.14 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 971.43 | USD | 20250908 |