| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Tongzhou Chemical Co., Ltd. | China national standards | MT | 1413.35 | USD | 20251203 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1013.37 | USD | 20251203 |
| Shandong Tongzhou Chemical Co., Ltd. | China national standards | MT | 1413.35 | USD | 20251203 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1017.61 | USD | 20251203 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1257.88 | USD | 20251203 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1074.14 | USD | 20251203 |
| Hunan Jinyu Fine Chemical Co., Ltd. | China national standards | MT | 1017.61 | USD | 20251203 |
| Shanghai Xinhang Trading Co., Ltd. | China national standards | MT | 1014.78 | USD | 20251203 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1031.74 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1553.8 | USD | 20251202 |