| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chem | China national standards | MT | 858.9 | USD | 20251014 |
| Jinan Shengfeng | China national standards | MT | 872.98 | USD | 20251014 |
| Baozhen Shandong Chem | China national standards | MT | 1112.35 | USD | 20251014 |
| Tongling ChemInd | China national standards | MT | 872.98 | USD | 20251014 |
| New SOLAR Tech | China national standards | MT | 870.17 | USD | 20251014 |
| Shandong Xima | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Xima | China national standards | MT | 971.54 | USD | 20251014 |
| Shandong Laya Chem | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Qiangsen Chem | China national standards | MT | 943.38 | USD | 20251014 |
| Shandong Hongyang Chem | China national standards | MT | 1027.86 | USD | 20251014 |