| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1061.03 | USD | 20251211 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1061.03 | USD | 20251211 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1089.32 | USD | 20251211 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1061.03 | USD | 20251211 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1060.03 | USD | 20251210 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.29 | USD | 20251210 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1060.03 | USD | 20251210 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1060.03 | USD | 20251210 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.99 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.99 | USD | 20251209 |