| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 196.76 | USD | 20250928 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 161.63 | USD | 20250928 |
| Henan Leavit Chemical Technology Co., Ltd. | Food Grade | MT | 154.6 | USD | 20250928 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 185.52 | USD | 20250928 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 203.79 | USD | 20250928 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 182.71 | USD | 20250928 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 222.06 | USD | 20250928 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 210.82 | USD | 20250928 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 182.71 | USD | 20250928 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 203.79 | USD | 20250928 |