| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.8 | USD | 20250918 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.8 | USD | 20250918 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.69 | USD | 20250918 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.73 | USD | 20250918 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.8 | USD | 20250918 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 161.78 | USD | 20250918 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 168.81 | USD | 20250918 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 168.81 | USD | 20250918 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 102.69 | USD | 20250918 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 535.01 | USD | 20250916 |