| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 844.06 | USD | 20250918 |
| Tongling ChemInd | China national standards | MT | 872.2 | USD | 20250918 |
| Qingdao Chengxin Chem | China national standards | MT | 844.06 | USD | 20250918 |
| Shandong Yushuo Chem | China national standards | MT | 844.06 | USD | 20250918 |
| Shandong Hongxin Chem | China national standards | MT | 928.47 | USD | 20250918 |
| Shandong Hongxin Chem | China national standards | MT | 928.47 | USD | 20250918 |
| Shandong Hongxin Chem | China national standards | MT | 844.06 | USD | 20250918 |
| Hebei Risun | China national standards | MT | 956.6 | USD | 20250918 |
| Shijiaz Bailong Chem | China national standards | MT | 956.6 | USD | 20250918 |
| Shandong Hongxin Chem | China national standards | MT | 984.74 | USD | 20250918 |