| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 774.04 | USD | 20250915 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 816.26 | USD | 20250915 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 914.77 | USD | 20250915 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 788.11 | USD | 20250915 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.26 | USD | 20250915 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.26 | USD | 20250915 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 914.77 | USD | 20250915 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 844.4 | USD | 20250915 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 844.4 | USD | 20250915 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 914.77 | USD | 20250915 |