| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 862.11 | USD | 20250814 |
| Shandong Langchem | China national standards | MT | 848.09 | USD | 20250814 |
| Shandong Jinwen Chem | China national standards | MT | 785.01 | USD | 20250814 |
| Aite Zhejiang | China national standards | MT | 700.9 | USD | 20250814 |
| Shandong Junfeng | China national standards | MT | 770.99 | USD | 20250814 |
| Shandong Junfeng | China national standards | MT | 785.01 | USD | 20250814 |
| Aite Zhejiang | China national standards | MT | 700.77 | USD | 20250813 |
| Aite Zhejiang | China national standards | MT | 700.77 | USD | 20250813 |
| Anhui Ruibai | China national standards | MT | 686.76 | USD | 20250813 |
| Jiangsu Youlixin Chem | China national standards | MT | 784.86 | USD | 20250813 |