| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1449.56 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 1463.63 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 1463.63 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 1463.63 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 1463.63 | USD | 20250915 |
| Shandong Xima | China national standards | MT | 844.4 | USD | 20250915 |
| Shandong Qiangsen Chem | China national standards | MT | 1055.51 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 1170.91 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 1170.91 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 1182.17 | USD | 20250915 |