| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1083.77 | USD | 20251011 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1252.67 | USD | 20251011 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251011 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1093.63 | USD | 20251010 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251010 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1548.25 | USD | 20251010 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1083.77 | USD | 20251010 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1083.77 | USD | 20251010 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1252.67 | USD | 20251010 |