| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1481.48 | USD | 20251121 |
| Shandong Zhiheng | China national standards | MT | 1333.33 | USD | 20251121 |
| Shandong Zhenkun | China national standards | MT | 998.94 | USD | 20251121 |
| Shandong Langchem | China national standards | MT | 1213.4 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 1128.75 | USD | 20251121 |
| Changzhou Juyun Mat | China national standards | MT | 1142.86 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1114.64 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 1128.75 | USD | 20251121 |
| Aite Zhejiang | China national standards | MT | 1298.06 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 1100.53 | USD | 20251121 |