| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | 56percent | MT | 10695.64 | USD | 20250924 |
| Shandong Hongyang Chem | 56percent | MT | 10695.64 | USD | 20250923 |
| Shandong Hongyang Chem | 56percent | MT | 10688.27 | USD | 20250922 |
| Shandong Hongyang Chem | 56percent | MT | 10684.96 | USD | 20250919 |
| Shandong Hongyang Chem | 56percent | MT | 10691.43 | USD | 20250918 |