| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | China national standards | MT | 983.74 | USD | 20260304 |
| Lihuayi Weiyuan Chem | China national standards | MT | 911.88 | USD | 20260303 |
| Wanhua Chem | China national standards | MT | 940.83 | USD | 20260303 |
| Shandong Luxi Chem | China national standards | MT | 946.62 | USD | 20260303 |
| Lihuayi Weiyuan Chem | China national standards | MT | 881.04 | USD | 20260302 |
| Shandong Luxi Chem | China national standards | MT | 938.82 | USD | 20260302 |
| Shandong Luxi Chem | China national standards | MT | 864.38 | USD | 20260224 |
| Lihuayi Weiyuan Chem | China national standards | MT | 835.05 | USD | 20260212 |
| Wanhua Chem | China national standards | MT | 878.24 | USD | 20260212 |
| Lihuayi Weiyuan Chem | China national standards | MT | 849.68 | USD | 20260211 |