| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1353.08 | USD | 20251018 |
| Shandong Yuxuan Chem | China national standards | MT | 1353.08 | USD | 20251017 |
| Shandong Yuxuan Chem | China national standards | MT | 1352.72 | USD | 20251016 |
| Shandong Yuxuan Chem | China national standards | MT | 1351.2 | USD | 20251011 |
| Shandong Yuxuan Chem | China national standards | MT | 1337.12 | USD | 20251010 |
| Shandong Yuxuan Chem | China national standards | MT | 1336.11 | USD | 20251009 |
| Shandong Yuxuan Chem | China national standards | MT | 1336.99 | USD | 20250930 |
| Shandong Yuxuan Chem | China national standards | MT | 1336.35 | USD | 20250929 |
| Shandong Yuxuan Chem | China national standards | MT | 1335.17 | USD | 20250928 |
| Shandong Yuxuan Chem | China national standards | MT | 1335.17 | USD | 20250927 |