| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 985.04 | USD | 20250828 |
| Zibo Lishuo Chem | China national standards | MT | 985.04 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 1308.7 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 1308.7 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 1153.91 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 1153.91 | USD | 20250828 |
| Shandong Xima | China national standards | MT | 970.97 | USD | 20250828 |
| Shandong Qiangsen Chem | China national standards | MT | 1041.33 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 1329.81 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 1294.63 | USD | 20250828 |