| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.89 | USD | 20250922 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.95 | USD | 20250922 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.89 | USD | 20250922 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.56 | USD | 20250920 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.56 | USD | 20250920 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.56 | USD | 20250920 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.56 | USD | 20250919 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1083.21 | USD | 20250918 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1083.21 | USD | 20250918 |