| Vendor | Spec | Unit | Price | Currency | Date |
| Zhejiang Juhua | China national standards | MT | 1301.37 | USD | 20260309 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1301.37 | USD | 20260309 |
| Lihuayi Weiyuan Chem | China national standards | MT | 985.15 | USD | 20260306 |
| Lihuayi Weiyuan Chem | China national standards | MT | 927.44 | USD | 20260305 |
| Zhejiang Juhua | China national standards | MT | 941.93 | USD | 20260305 |
| Lihuayi Weiyuan Chem | China national standards | MT | 882.47 | USD | 20260304 |
| Lihuayi Weiyuan Chem | China national standards | MT | 839.51 | USD | 20260303 |
| Zhejiang Juhua | China national standards | MT | 861.22 | USD | 20260303 |
| Lihuayi Weiyuan Chem | China national standards | MT | 808.83 | USD | 20260302 |
| Zhejiang Juhua | China national standards | MT | 808.92 | USD | 20260226 |