| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 268.2 | USD | 20251029 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.55 | USD | 20251028 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.55 | USD | 20251028 |
| Shandong Jiaen Chem | China national standards | MT | 268.15 | USD | 20251028 |
| Shandong Jiaen Chem | China national standards | MT | 268.15 | USD | 20251028 |
| Shandong Jiaen Chem | China national standards | MT | 268.05 | USD | 20251027 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.43 | USD | 20251027 |
| Shandong Jiaen Chem | Industrial Grade | MT | 317.22 | USD | 20251025 |
| Shandong Jiaen Chem | China national standards | MT | 267.88 | USD | 20251025 |
| Shandong Jiaen Chem | China national standards | MT | 267.88 | USD | 20251024 |