| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1051.58 | USD | 20250824 |
| Shandong Langchem | China national standards | MT | 1170.76 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1205.82 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1205.82 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1166.56 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1191.79 | USD | 20250823 |
| Shandong Jinwen Chem | China national standards | MT | 1205.82 | USD | 20250823 |
| Qingdao Shengze Chem | China national standards | MT | 1009.52 | USD | 20250823 |
| Shandong Xingpeng Chem | China national standards | MT | 1051.58 | USD | 20250823 |
| Shandong Xima | China national standards | MT | 953.44 | USD | 20250823 |