| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Tech | China national standards | MT | 211.55 | USD | 20251120 |
| Henan Leavit Chem | China national standards | MT | 159.44 | USD | 20251119 |
| Henan Leavit Chem | Food Grade | MT | 159.44 | USD | 20251119 |
| Shandong Zhongke Taihua | Food Grade | MT | 282.2 | USD | 20251119 |
| Shandong Haihua | Food Grade | MT | 282.2 | USD | 20251119 |
| Shandong Zhongke Taihua | China national standards | MT | 282.2 | USD | 20251119 |
| Jinan Angxin Chem | China national standards | MT | 180.61 | USD | 20251119 |
| Henan Sendi EnvTech | China national standards | MT | 197.54 | USD | 20251119 |
| Xiangyang Youdeshi Chem | Food Grade | MT | 190.48 | USD | 20251119 |
| Xiangyang Youdeshi Chem | Food Grade | MT | 211.65 | USD | 20251119 |