| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 267.42 | USD | 20251010 |
| Shandong Jiaen Chem | China national standards | MT | 267.42 | USD | 20251010 |
| Shandong Jiaen Chem | China national standards | MT | 267.22 | USD | 20251009 |
| Shandong Jiaen Chem | China national standards | MT | 267.4 | USD | 20250930 |
| Shandong Jiaen Chem | Industrial Grade | MT | 274.44 | USD | 20250930 |
| Shandong Jiaen Chem | China national standards | MT | 267.27 | USD | 20250929 |
| Shandong Jiaen Chem | China national standards | MT | 267.03 | USD | 20250927 |
| Shandong Jiaen Chem | Industrial Grade | MT | 274.06 | USD | 20250927 |
| Shandong Jiaen Chem | China national standards | MT | 267.03 | USD | 20250926 |
| Shandong Jiaen Chem | China national standards | MT | 267.03 | USD | 20250926 |