| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1143.02 | USD | 20260528 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1171.46 | USD | 20260527 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1170.99 | USD | 20260525 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1199.3 | USD | 20260522 |
| 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 | 20260512 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260511 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260508 |