| Vendor | Spec | Unit | Price | Currency | Date | 
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 211.36 | USD | 20251016 | 
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 183.18 | USD | 20251016 | 
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.27 | USD | 20251016 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.32 | USD | 20251016 | 
| Shandong Haihua Group Co., Ltd. | China national standards | MT | 169.09 | USD | 20251016 | 
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 183.18 | USD | 20251016 | 
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.32 | USD | 20251016 | 
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 183.18 | USD | 20251016 | 
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 222.64 | USD | 20251016 | 
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 211.36 | USD | 20251016 |