| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1306.9 | USD | 20250825 |
| Aite Zhejiang | China national standards | MT | 1152.32 | USD | 20250825 |
| Shandong Laya Chem | China national standards | MT | 969.63 | USD | 20250825 |
| Shandong Xingpeng Chem | China national standards | MT | 1019.34 | USD | 20250824 |
| Shandong Langchem | China national standards | MT | 1325.0 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1289.94 | USD | 20250823 |
| Shandong Jinwen Chem | China national standards | MT | 1191.79 | USD | 20250823 |
| Shandong Xingpeng Chem | China national standards | MT | 1019.34 | USD | 20250823 |
| Zibo Lishuo Chem | China national standards | MT | 981.48 | USD | 20250823 |
| Zibo Lishuo Chem | China national standards | MT | 981.48 | USD | 20250823 |