| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 620.98 | USD | 20251118 |
| Lihuayi Weiyuan Chem | China national standards | MT | 621.25 | USD | 20251114 |
| Lihuayi Weiyuan Chem | China national standards | MT | 621.25 | USD | 20251114 |
| Lihuayi Weiyuan Chem | China national standards | MT | 613.84 | USD | 20251113 |
| Lihuayi Weiyuan Chem | China national standards | MT | 614.12 | USD | 20251112 |
| Lihuayi Weiyuan Chem | China national standards | MT | 613.83 | USD | 20251111 |
| Lihuayi Weiyuan Chem | China national standards | MT | 606.86 | USD | 20251110 |
| Lihuayi Weiyuan Chem | China national standards | MT | 606.86 | USD | 20251110 |
| Lihuayi Weiyuan Chem | China national standards | MT | 607.04 | USD | 20251107 |
| Lihuayi Weiyuan Chem | China national standards | MT | 606.79 | USD | 20251106 |