| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 847.55 | USD | 20250809 |
| Shandong Jinwen Chem | China national standards | MT | 784.51 | USD | 20250809 |
| Aite Zhejiang | China national standards | MT | 700.46 | USD | 20250809 |
| Anhui Ruibai | China national standards | MT | 686.45 | USD | 20250808 |
| Anhui Ruibai | China national standards | MT | 812.53 | USD | 20250808 |
| Shandong Langchem | China national standards | MT | 847.55 | USD | 20250808 |
| Shandong Langchem | China national standards | MT | 861.56 | USD | 20250808 |
| Shandong Jinwen Chem | China national standards | MT | 784.51 | USD | 20250808 |
| Shandong Junfeng | China national standards | MT | 770.5 | USD | 20250808 |
| Shandong Junfeng | China national standards | MT | 784.51 | USD | 20250808 |