| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 788.65 | USD | 20251013 |
| Shandong Mingyu | China national standards | MT | 915.4 | USD | 20251013 |
| Shandong Mingyu | China national standards | MT | 887.24 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 1197.07 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 1239.31 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 915.4 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 985.82 | USD | 20251013 |
| Formosa Ningbo | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 985.82 | USD | 20251013 |