| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 197.58 | USD | 20251118 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 176.41 | USD | 20251118 |
| Binzhou Shengyuan Chemical Technology Co., Ltd. | China national standards | MT | 211.7 | USD | 20251118 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251118 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 190.53 | USD | 20251118 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251118 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 176.41 | USD | 20251118 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 211.7 | USD | 20251118 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 261.09 | USD | 20251118 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.53 | USD | 20251118 |