| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Shengfeng | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Qiangsen Chem | China national standards | MT | 945.26 | USD | 20251031 |
| Jinan Shengfeng | China national standards | MT | 874.72 | USD | 20251031 |
| Panjin Read Chem | China national standards | MT | 1029.91 | USD | 20251031 |
| Henan Zihe | China national standards | MT | 818.28 | USD | 20251031 |
| Lihuayi Shandong | China national standards | MT | 1029.91 | USD | 20251031 |
| Shandong Hongxin Chem | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Xima | China national standards | MT | 888.83 | USD | 20251031 |
| New SOLAR Tech | China national standards | MT | 839.45 | USD | 20251031 |
| Qingdao Chengxin Chem | China national standards | MT | 846.69 | USD | 20251030 |