| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.72 | USD | 20251117 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.19 | USD | 20251115 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.19 | USD | 20251114 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.02 | USD | 20251113 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.57 | USD | 20251113 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.48 | USD | 20251112 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.48 | USD | 20251112 |