| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1044.25 | USD | 20251030 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.59 | USD | 20251030 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1072.79 | USD | 20251029 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.91 | USD | 20251029 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.71 | USD | 20251028 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.33 | USD | 20251027 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251025 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1071.51 | USD | 20251024 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.76 | USD | 20251023 |