| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.09 | USD | 20250928 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.09 | USD | 20250928 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.09 | USD | 20250928 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 193.95 | USD | 20250928 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 252.98 | USD | 20250927 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 245.95 | USD | 20250927 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 245.95 | USD | 20250927 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 203.79 | USD | 20250927 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.82 | USD | 20250927 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.82 | USD | 20250927 |