| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.21 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.58 | USD | 20251021 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1071.48 | USD | 20251021 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1070.83 | USD | 20251020 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1056.74 | USD | 20251020 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1056.74 | USD | 20251020 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1084.92 | USD | 20251020 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.29 | USD | 20251018 |