| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | Industrial Grade | MT | 1760.69 | USD | 20251015 |
| Baozhen Shandong Chem | China national standards | MT | 1661.48 | USD | 20251014 |
| Baozhen Shandong Chem | China national standards | MT | 865.94 | USD | 20251014 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1760.04 | USD | 20251014 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1760.39 | USD | 20251013 |
| Baozhen Shandong Chem | China national standards | MT | 866.11 | USD | 20251013 |
| Baozhen Shandong Chem | China national standards | MT | 1661.81 | USD | 20251013 |
| Baozhen Shandong Chem | China national standards | MT | 865.61 | USD | 20251011 |
| Baozhen Shandong Chem | China national standards | MT | 1660.85 | USD | 20251011 |
| Baozhen Shandong Chem | China national standards | MT | 1759.37 | USD | 20251011 |