| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1082.19 | USD | 20250928 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1082.19 | USD | 20250928 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1405.44 | USD | 20250928 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1545.99 | USD | 20250928 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.24 | USD | 20250928 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1103.27 | USD | 20250928 |
| Shandong Tongzhou Chemical Co., Ltd. | China national standards | MT | 1405.44 | USD | 20250927 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.19 | USD | 20250927 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.19 | USD | 20250927 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.24 | USD | 20250927 |