| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1254.33 | USD | 20251022 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1550.3 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1085.21 | USD | 20251022 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1049.98 | USD | 20251022 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1141.58 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.21 | USD | 20251022 |
| Shandong Tongzhou Chemical Co., Ltd. | China national standards | MT | 1409.36 | USD | 20251022 |