| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 943.28 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 844.73 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 746.17 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 844.73 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 844.73 | USD | 20250908 |
| Shandong Fusheng | Industrial Grade | MT | 901.04 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 901.04 | USD | 20250908 |
| Shandong Xingpeng Chem | China national standards | MT | 647.3 | USD | 20250907 |
| Qingdao Shengze Chem | China national standards | MT | 816.17 | USD | 20250907 |
| Qingdao Shengze Chem | Industrial Grade | MT | 816.17 | USD | 20250907 |