| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251129 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251129 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1158.37 | USD | 20251129 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.84 | USD | 20251129 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.84 | USD | 20251128 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.84 | USD | 20251128 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |