| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 165.32 | USD | 20251209 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 169.56 | USD | 20251209 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 165.32 | USD | 20251209 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.67 | USD | 20251209 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 261.4 | USD | 20251209 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 155.43 | USD | 20251209 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 445.08 | USD | 20251209 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 190.75 | USD | 20251209 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.75 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.75 | USD | 20251209 |