| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.85 | USD | 20250920 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250920 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.85 | USD | 20250920 |
| Shandong Energy Group Co., Ltd. | China national standards | MT | 773.25 | USD | 20250920 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.85 | USD | 20250920 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.85 | USD | 20250920 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 822.46 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 941.96 | USD | 20250920 |