| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 900.7 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 935.88 | USD | 20250915 |
| Shandong Jinwen Chem | China national standards | MT | 844.4 | USD | 20250915 |
| Shandong Fusheng | China national standards | MT | 844.4 | USD | 20250915 |
| Shandong Fusheng | Industrial Grade | MT | 900.7 | USD | 20250915 |
| Shandong Fusheng | China national standards | MT | 900.7 | USD | 20250915 |
| Nanjing Baitu Chem | China national standards | MT | 816.26 | USD | 20250915 |
| Nanjing Baitu Chem | China national standards | MT | 900.7 | USD | 20250915 |
| Qingdao Shengze Chem | Industrial Grade | MT | 816.68 | USD | 20250914 |
| Qingdao Shengze Chem | China national standards | MT | 816.68 | USD | 20250914 |