| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 253.06 | USD | 20250920 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 267.12 | USD | 20250920 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.18 | USD | 20250920 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.18 | USD | 20250920 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.18 | USD | 20250920 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 210.89 | USD | 20250920 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 161.68 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | Food Grade | MT | 154.65 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | Food Grade | MT | 154.65 | USD | 20250919 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 210.89 | USD | 20250919 |