| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | Industrial Grade | MT | 2181.35 | USD | 20250924 |
| Shandong Yihe Chem | 128# | MT | 1899.88 | USD | 20250924 |
| Shandong Huize Chem | 128# | MT | 2012.47 | USD | 20250924 |
| Shandong Hongyang Chem | 128# | MT | 1942.1 | USD | 20250924 |
| Shandong Huize Chem | 128# | MT | 2012.47 | USD | 20250923 |
| Shandong Yihe Chem | 128# | MT | 1899.88 | USD | 20250923 |
| Henan Qianyuexing | 128# | MT | 1829.52 | USD | 20250923 |
| Jinan Jinhao Chem | 128# | MT | 2011.08 | USD | 20250922 |
| Jinan Jinhao Chem | 81percent | MT | 1968.89 | USD | 20250922 |
| Qingdao Chengxin Chem | 128# | MT | 1912.64 | USD | 20250922 |