| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1155.01 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 1154.59 | USD | 20251014 |
| Shandong Langchem | China national standards | MT | 1243.29 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1154.59 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 1196.83 | USD | 20251014 |
| Shandong Yeyang Chem | China national standards | MT | 1267.23 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 1196.83 | USD | 20251014 |
| Shandong Junfeng | China national standards | MT | 1126.43 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1154.82 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1267.48 | USD | 20251013 |