| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.34 | USD | 20250929 |
| Wuhan Xin Ocean Chemical Co., Ltd. | China national standards | MT | 323.54 | USD | 20250929 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 267.27 | USD | 20250929 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 224.87 | USD | 20250928 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.82 | USD | 20250928 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.82 | USD | 20250928 |
| Shandong Haihua Group Co., Ltd. | China national standards | MT | 168.65 | USD | 20250928 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 245.95 | USD | 20250928 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 245.95 | USD | 20250928 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 196.76 | USD | 20250928 |