| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 182.96 | USD | 20250930 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 267.4 | USD | 20250930 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.47 | USD | 20250930 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.47 | USD | 20250930 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.47 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.07 | USD | 20250930 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 222.36 | USD | 20250930 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20250930 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20250930 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 182.96 | USD | 20250930 |