| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 959.48 | USD | 20251119 |
| Shandong Jiaen Chem | China national standards | MT | 960.23 | USD | 20251117 |
| Shandong Jiaen Chem | China national standards | MT | 960.11 | USD | 20251115 |
| Shandong Jiaen Chem | China national standards | MT | 960.11 | USD | 20251114 |
| Shandong Jiaen Chem | China national standards | MT | 959.57 | USD | 20251113 |
| Shandong Jiaen Chem | China national standards | MT | 959.56 | USD | 20251111 |
| Shandong Jiaen Chem | China national standards | MT | 959.69 | USD | 20251110 |
| Shandong Jiaen Chem | China national standards | MT | 959.96 | USD | 20251107 |
| Shandong Jiaen Chem | China national standards | MT | 959.57 | USD | 20251106 |
| Shandong Jiaen Chem | China national standards | MT | 959.08 | USD | 20251105 |