| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 63.54 | USD | 20251115 |
| Shandong Laya Chem | Reagent Grade | MT | 57.89 | USD | 20251115 |
| Henan Leavit Chem | China national standards | MT | 103.07 | USD | 20251115 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 190.61 | USD | 20251115 |
| Henan Leavit Chem | China national standards | MT | 110.13 | USD | 20251115 |
| Hunan Jianghai Env | China national standards | MT | 536.53 | USD | 20251114 |
| Shandong Jinshenrun Chem | China national standards | MT | 98.84 | USD | 20251114 |
| Henan Kaijie Water | China national standards | MT | 124.25 | USD | 20251114 |
| Hunan Jianghai Env | China national standards | MT | 110.13 | USD | 20251114 |
| Shandong Qiangsen Chem | China national standards | MT | 103.07 | USD | 20251114 |