| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 875.55 | USD | 20250820 |
| Shandong Jinwen Chem | China national standards | MT | 980.61 | USD | 20250820 |
| Jurong Jiangsu | China national standards | MT | 910.89 | USD | 20250819 |
| Shandong Langchem | China national standards | MT | 1051.02 | USD | 20250819 |
| Shandong Langchem | China national standards | MT | 1135.11 | USD | 20250819 |
| Zibo Lishuo Chem | China national standards | MT | 840.82 | USD | 20250819 |
| Zibo Lishuo Chem | China national standards | MT | 840.82 | USD | 20250819 |
| Zibo Lishuo Chem | China national standards | MT | 840.82 | USD | 20250819 |
| Zibo Lishuo Chem | China national standards | MT | 840.82 | USD | 20250819 |
| Zibo Lishuo Chem | China national standards | MT | 840.82 | USD | 20250819 |