| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | 128# | MT | 1899.03 | USD | 20250929 |
| Qingdao Chengxin Chem | 128# | MT | 1911.4 | USD | 20250928 |
| Baozhen Shandong Chem | 81percent | MT | 2248.71 | USD | 20250928 |
| Baozhen Shandong Chem | 128# | MT | 2178.43 | USD | 20250928 |
| Baozhen Shandong Chem | Industrial Grade | MT | 2178.43 | USD | 20250928 |
| Shandong Yihe Chem | 128# | MT | 1897.35 | USD | 20250928 |
| Henan Qianyuexing | 128# | MT | 1827.07 | USD | 20250928 |
| Shandong Hongyang Chem | 128# | MT | 1939.51 | USD | 20250928 |
| Shandong Yihe Chem | 128# | MT | 1897.35 | USD | 20250927 |
| Shandong Yihe Chem | 128# | MT | 1897.35 | USD | 20250926 |