| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 129.76 | USD | 20251105 |
| Hunan Jianghai Env | China national standards | MT | 124.12 | USD | 20251105 |
| Hunan Jianghai Env | China national standards | MT | 124.12 | USD | 20251105 |
| Henan Kaijie Water | China national standards | MT | 124.12 | USD | 20251105 |
| Henan Leavit Chem | China national standards | MT | 110.01 | USD | 20251105 |
| Hunan Jianghai Env | China national standards | MT | 535.96 | USD | 20251105 |
| Shandong Laya Chem | Reagent Grade | MT | 57.83 | USD | 20251105 |
| Shandong Qiangsen Chem | China national standards | MT | 102.96 | USD | 20251105 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 190.41 | USD | 20251105 |
| Shandong Jinshenrun Chem | China national standards | MT | 112.83 | USD | 20251105 |