| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | Industrial Grade | MT | 15437.71 | USD | 20251015 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15432.06 | USD | 20251014 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15435.1 | USD | 20251013 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15426.19 | USD | 20251011 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15426.19 | USD | 20251010 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15414.47 | USD | 20251009 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15424.67 | USD | 20250930 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15403.64 | USD | 20250926 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15424.24 | USD | 20250925 |
| Shandong Hongyang Chem | Industrial Grade | MT | 15424.24 | USD | 20250924 |