| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.6 | USD | 20251204 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.61 | USD | 20251203 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.28 | USD | 20251203 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.61 | USD | 20251203 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.66 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.04 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.66 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.66 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.2 | USD | 20251201 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1088.2 | USD | 20251201 |