| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 520.14 | USD | 20260106 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 520.14 | USD | 20260106 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 512.18 | USD | 20260104 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 504.76 | USD | 20251229 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 514.51 | USD | 20251226 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 507.16 | USD | 20251225 |