| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Chem | China national standards | MT | 959.37 | USD | 20251031 |
| Shandong Yuanhe Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Yuanhe Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Shandong Yuanhe Chem | China national standards | MT | 959.87 | USD | 20251029 |
| Shandong Yuanhe Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Shandong Yuanhe Chem | China national standards | MT | 958.37 | USD | 20251022 |
| Shandong Yuanhe Chem | China national standards | MT | 957.46 | USD | 20251014 |
| Shandong Yuanhe Chem | China national standards | MT | 985.62 | USD | 20251014 |
| Shandong Yuanhe Chem | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Yuanhe Chem | China national standards | MT | 985.12 | USD | 20250924 |