| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.58 | USD | 20251021 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1550.82 | USD | 20251021 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1043.28 | USD | 20251021 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1043.28 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1254.76 | USD | 20251021 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1409.84 | USD | 20251021 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1043.28 | USD | 20251021 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1141.97 | USD | 20251021 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1057.38 | USD | 20251021 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1071.48 | USD | 20251021 |