| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1170.78 | USD | 20250906 |
| Shandong Langchem | China national standards | MT | 1182.03 | USD | 20250906 |
| Dongying Lianchem | China national standards | MT | 1170.78 | USD | 20250906 |
| Shandong Langchem | China national standards | MT | 1170.78 | USD | 20250906 |
| Shandong Langchem | China national standards | MT | 1167.96 | USD | 20250906 |
| Jiangsu Haixing Chem | China national standards | MT | 1139.82 | USD | 20250906 |
| Dongying Lianchem | China national standards | MT | 1196.1 | USD | 20250906 |
| Shandong Yeyang Chem | China national standards | MT | 1146.85 | USD | 20250906 |
| Qingdao Shengze Chem | China national standards | MT | 1463.47 | USD | 20250905 |
| Qingdao Shengze Chem | China national standards | MT | 1463.47 | USD | 20250905 |