| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1157.42 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1270.34 | USD | 20251124 |
| Shandong Junfeng | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Mingyu | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Langchem | China national standards | MT | 1245.86 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1269.84 | USD | 20251121 |
| Shandong Aite Chem | China national standards | MT | 1156.97 | USD | 20251121 |
| Shandong Mingyu | China national standards | MT | 1128.27 | USD | 20251120 |
| Shandong Junfeng | China national standards | MT | 1128.27 | USD | 20251120 |
| Shandong Aite Chem | China national standards | MT | 1156.48 | USD | 20251120 |