| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 1662.6 | USD | 20251020 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1761.23 | USD | 20251020 |
| Baozhen Shandong Chem | China national standards | MT | 1663.17 | USD | 20251017 |
| Baozhen Shandong Chem | China national standards | MT | 866.82 | USD | 20251017 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1761.83 | USD | 20251017 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1761.36 | USD | 20251016 |
| Baozhen Shandong Chem | China national standards | MT | 1662.72 | USD | 20251016 |
| Baozhen Shandong Chem | China national standards | MT | 866.59 | USD | 20251016 |
| Baozhen Shandong Chem | China national standards | MT | 866.26 | USD | 20251015 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1760.69 | USD | 20251015 |