| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.21 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.21 | USD | 20251013 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.16 | USD | 20251013 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 222.51 | USD | 20251013 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.21 | USD | 20251013 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 183.08 | USD | 20251013 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 211.25 | USD | 20251013 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 194.35 | USD | 20251013 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.66 | USD | 20251013 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.66 | USD | 20251013 |