| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251017 | |
| Henan Baoxin Tech | China national standards | MT | USD | 20251017 | |
| Henan Kaijie Water | China national standards | MT | USD | 20251016 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251016 | |
| Shandong Laya Chem | Reagent Grade | MT | USD | 20251016 | |
| Henan Leavit Chem | China national standards | MT | USD | 20251016 | |
| Zhangzhou Sanan Chem | China national standards | MT | USD | 20251016 | |
| Henan Baoxin Tech | China national standards | MT | USD | 20251016 | |
| Hunan Jianghai Env | China national standards | MT | USD | 20251016 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251016 |
