| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250915 | |
| Hunan Jianghai Env | China national standards | MT | USD | 20250915 | |
| Shandong Huize Chem | Reagent Grade | MT | USD | 20250915 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250913 | |
| Hunan Jianghai Env | China national standards | MT | USD | 20250912 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250912 | |
| Shandong Laya Chem | Reagent Grade | MT | USD | 20250912 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250911 | |
| Hunan Jianghai Env | China national standards | MT | USD | 20250911 | |
| Shandong Laya Chem | Reagent Grade | MT | USD | 20250911 |
