| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 1269.98 | USD | 20251103 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1044.21 | USD | 20251103 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1058.32 | USD | 20251103 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1552.2 | USD | 20251103 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.54 | USD | 20251103 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1255.87 | USD | 20251103 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.54 | USD | 20251103 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1269.75 | USD | 20251102 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.34 | USD | 20251102 |