| Vendor | Spec | Unit | Price | Currency | Date |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 183.69 | USD | 20251209 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 211.95 | USD | 20251209 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.97 | USD | 20251208 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.97 | USD | 20251208 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 226.1 | USD | 20251208 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 247.3 | USD | 20251208 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 247.3 | USD | 20251208 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 183.71 | USD | 20251208 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 180.88 | USD | 20251208 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.63 | USD | 20251208 |