| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 868.24 | USD | 20251112 |
| Baozhen Shandong Chem | China national standards | MT | 1665.11 | USD | 20251111 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1763.89 | USD | 20251111 |
| Baozhen Shandong Chem | China national standards | MT | 867.84 | USD | 20251111 |
| Baozhen Shandong Chem | China national standards | MT | 1665.35 | USD | 20251110 |
| Baozhen Shandong Chem | China national standards | MT | 867.96 | USD | 20251110 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1764.14 | USD | 20251110 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1763.02 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 1664.29 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 867.41 | USD | 20251105 |