| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 212.01 | USD | 20251210 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 212.01 | USD | 20251210 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 282.67 | USD | 20251210 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 282.67 | USD | 20251210 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.67 | USD | 20251210 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 247.34 | USD | 20251210 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 247.34 | USD | 20251210 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 226.14 | USD | 20251210 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 180.91 | USD | 20251210 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.87 | USD | 20251210 |