| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 840.93 | USD | 20250813 |
| Aite Zhejiang | China national standards | MT | 840.93 | USD | 20250813 |
| Qingdao Shengze Chem | Industrial Grade | MT | 819.9 | USD | 20250813 |
| Qingdao Shengze Chem | China national standards | MT | 819.9 | USD | 20250813 |
| Shandong Xingpeng Chem | China national standards | MT | 658.72 | USD | 20250813 |
| Shandong Qiangsen Chem | China national standards | MT | 742.82 | USD | 20250813 |
| Shandong Langchem | Industrial Grade | MT | 903.99 | USD | 20250813 |
| Shandong Langchem | China national standards | MT | 932.03 | USD | 20250813 |
| Shandong Langchem | China national standards | MT | 896.99 | USD | 20250813 |
| Shandong Langchem | China national standards | MT | 939.03 | USD | 20250813 |