| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Huai'an Fuqiang | China national standards | MT | USD | 20250928 | |
| Dongying Jinmao Alum | China national standards | MT | USD | 20250928 | |
| Changzhou Juyun Mat | China national standards | MT | USD | 20250928 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250928 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20250928 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20250928 | |
| Shandong Laya Chem | China national standards | MT | USD | 20250928 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20250928 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250928 | |
| Shandong Yuxuan Chem | China national standards | MT | USD | 20250928 |
