| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1432.0 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 1432.0 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 1432.0 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 1432.32 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1432.32 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1432.32 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1432.75 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 1432.75 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 1432.75 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 1432.48 | USD | 20251028 |