| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 847.78 | USD | 20251209 |
| New SOLAR Tech | China national standards | MT | 770.07 | USD | 20251209 |
| Jinan Shengfeng | China national standards | MT | 833.65 | USD | 20251209 |
| Shandong Yushuo Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Tongling ChemInd | China national standards | MT | 784.2 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 1031.47 | USD | 20251209 |
| Shandong Yushuo Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Jinan Shengfeng | China national standards | MT | 847.78 | USD | 20251209 |
| Jinan Jinrihe Chem | China national standards | MT | 847.78 | USD | 20251209 |