| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.46 | USD | 20250924 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.46 | USD | 20250924 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 211.1 | USD | 20250924 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 267.39 | USD | 20250924 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 253.32 | USD | 20250923 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 246.28 | USD | 20250923 |
| Shandong Haihua Group Co., Ltd. | China national standards | MT | 168.88 | USD | 20250923 |
| Binzhou Shengyuan Chemical Technology Co., Ltd. | China national standards | MT | 168.88 | USD | 20250923 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.02 | USD | 20250923 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 182.95 | USD | 20250923 |