| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1011.14 | USD | 20260528 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1039.67 | USD | 20260527 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1025.07 | USD | 20260526 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1031.94 | USD | 20260525 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1038.79 | USD | 20260521 |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260519 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260518 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260514 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260511 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260509 |