| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 137.92 | USD | 20250925 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 168.88 | USD | 20250925 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 168.88 | USD | 20250925 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.77 | USD | 20250925 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.84 | USD | 20250925 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.48 | USD | 20250924 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 123.84 | USD | 20250924 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 112.59 | USD | 20250924 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 534.78 | USD | 20250924 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 123.84 | USD | 20250924 |