| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 137.78 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.38 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.66 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.66 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.63 | USD | 20250919 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 168.71 | USD | 20250919 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 102.63 | USD | 20250919 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 112.54 | USD | 20250918 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 102.69 | USD | 20250918 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.54 | USD | 20250918 |