| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 183.28 | USD | 20251025 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.98 | USD | 20251025 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.98 | USD | 20251025 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.98 | USD | 20251025 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 246.73 | USD | 20251024 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 246.73 | USD | 20251024 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.98 | USD | 20251024 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.98 | USD | 20251024 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.98 | USD | 20251024 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 225.58 | USD | 20251024 |