| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1160.94 | USD | 20260129 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1089.53 | USD | 20260128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1093.65 | USD | 20260127 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1098.18 | USD | 20260126 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1086.82 | USD | 20260123 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1007.45 | USD | 20260116 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1003.37 | USD | 20260115 |
| Wanhua Chem | China national standards | MT | 1056.18 | USD | 20260115 |
| Lihuayi Weiyuan Chem | China national standards | MT | 998.29 | USD | 20260114 |
| Lihuayi Weiyuan Chem | China national standards | MT | 998.29 | USD | 20260114 |