| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 268.27 | USD | 20251115 |
| Shandong Jiaen Chem | China national standards | MT | 268.27 | USD | 20251114 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.68 | USD | 20251114 |
| Shandong Jiaen Chem | China national standards | MT | 268.12 | USD | 20251113 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.5 | USD | 20251111 |
| Shandong Jiaen Chem | China national standards | MT | 268.11 | USD | 20251111 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.55 | USD | 20251110 |
| Shandong Jiaen Chem | China national standards | MT | 268.15 | USD | 20251110 |
| Shandong Jiaen Chem | China national standards | MT | 268.23 | USD | 20251107 |
| Shandong Jiaen Chem | China national standards | MT | 268.12 | USD | 20251106 |