| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1238.68 | USD | 20260306 |
| Wanhua Chem | China national standards | MT | 1347.34 | USD | 20260306 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1171.81 | USD | 20260304 |
| Wanhua Chem | China national standards | MT | 1201.37 | USD | 20260303 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1126.58 | USD | 20260302 |
| Wanhua Chem | China national standards | MT | 1184.35 | USD | 20260302 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1080.49 | USD | 20260228 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1076.15 | USD | 20260227 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1080.49 | USD | 20260226 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1089.14 | USD | 20260225 |