| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Henan Zihe | China national standards | MT | 818.23 | USD | 20251104 |
| Shandong Xima | China national standards | MT | 973.41 | USD | 20251104 |
| Shandong Hongxin Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Jinan Shengfeng | China national standards | MT | 874.66 | USD | 20251104 |
| Shijiaz Bailong Chem | China national standards | MT | 931.09 | USD | 20251104 |
| Shandong Xima | China national standards | MT | 888.76 | USD | 20251104 |
| Shandong Laya Chem | China national standards | MT | 888.76 | USD | 20251104 |
| New SOLAR Tech | China national standards | MT | 836.57 | USD | 20251104 |
| Shandong Hongxin Chem | China national standards | MT | 846.44 | USD | 20251104 |