| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1261.03 | USD | 20260608 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1283.8 | USD | 20260605 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1297.6 | USD | 20260604 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1275.9 | USD | 20260602 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1266.01 | USD | 20260601 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1298.11 | USD | 20260529 |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260528 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260527 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260526 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260519 |