| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1015.44 | USD | 20251120 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.47 | USD | 20251119 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1015.92 | USD | 20251119 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.15 | USD | 20251118 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.71 | USD | 20251118 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.15 | USD | 20251118 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1016.15 | USD | 20251118 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.32 | USD | 20251117 |