| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 848.28 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 862.3 | USD | 20250823 |
| Shandong Jinwen Chem | China national standards | MT | 785.18 | USD | 20250823 |
| Anhui Ruibai | China national standards | MT | 687.03 | USD | 20250823 |
| Anhui Ruibai | China national standards | MT | 799.2 | USD | 20250823 |
| Shandong Xingpeng Chem | China national standards | MT | 743.12 | USD | 20250823 |
| Qingdao Shengze Chem | China national standards | MT | 687.03 | USD | 20250823 |
| Shandong Yeyang Chem | China national standards | MT | 771.16 | USD | 20250823 |
| Shandong Yeyang Chem | China national standards | MT | 757.14 | USD | 20250823 |
| Shandong Yeyang Chem | China national standards | MT | 785.18 | USD | 20250823 |