| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260525 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260522 | |
| Lihuayi Weiyuan Chem | China national standards | MT | 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 | 20260515 | |
| 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 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260508 |