| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Xima | China national standards | MT | 974.95 | USD | 20251209 |
| Shandong Hongxin Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Qiangsen Chem | China national standards | MT | 946.69 | USD | 20251209 |
| Shandong Hongxin Chem | China national standards | MT | 932.56 | USD | 20251209 |
| New SOLAR Tech | China national standards | MT | 770.07 | USD | 20251209 |
| Shandong Yushuo Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Jinan Shengfeng | China national standards | MT | 833.65 | USD | 20251209 |
| Shandong Hongxin Chem | China national standards | MT | 932.56 | USD | 20251209 |