| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 991.71 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 984.68 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1153.48 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 998.75 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 942.48 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 990.84 | USD | 20250928 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 997.86 | USD | 20250928 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250928 |