| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1104.05 | USD | 20251009 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1547.07 | USD | 20251009 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 1265.79 | USD | 20251009 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1139.21 | USD | 20251009 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.95 | USD | 20251009 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1097.02 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1251.72 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1251.72 | USD | 20251009 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1082.95 | USD | 20251009 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1097.02 | USD | 20251009 |