| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1195.75 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 1174.65 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 1209.82 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 1209.82 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 1170.43 | USD | 20250918 |
| Shandong Jinwen Chem | China national standards | MT | 1209.82 | USD | 20250918 |
| Shandong Yihe Chem | China national standards | MT | 942.53 | USD | 20250918 |
| Aite Zhejiang | China national standards | MT | 1125.41 | USD | 20250918 |
| Aite Zhejiang | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Jinling Chem | China national standards | MT | 1266.09 | USD | 20250918 |