| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Dongying Jinmao Alum | 32percent | MT | USD | 20250306 | |
| Zibo Angela | 32percent | MT | USD | 20250306 | |
| Wanhua Chem | 32percent | MT | USD | 20250306 | |
| Zaozhuang Hydrogen | 32percent | MT | USD | 20250306 | |
| Shandong Lutai | 50% | MT | USD | 20250306 | |
| Dezhou Shihua Chem | 50% | MT | USD | 20250306 | |
| Wudi Xinyue Chem | 32percent | MT | USD | 20250306 | |
| Wudi Sanyue | 32percent | MT | USD | 20250306 | |
| Shandong Dongyue | 50% | MT | USD | 20250306 | |
| Shen Huaxiang | 48% | MT | USD | 20250306 |
