| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1059.73 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.99 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.12 | USD | 20251208 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.12 | USD | 20251208 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.35 | USD | 20251206 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.35 | USD | 20251205 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1031.82 | USD | 20251205 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.35 | USD | 20251205 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.91 | USD | 20251204 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.6 | USD | 20251204 |