| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1057.81 | USD | 20251105 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.02 | USD | 20251105 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1058.05 | USD | 20251104 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.54 | USD | 20251103 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.54 | USD | 20251103 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1058.32 | USD | 20251103 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.34 | USD | 20251102 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.34 | USD | 20251101 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.59 | USD | 20251030 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1044.25 | USD | 20251030 |