| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250920 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 941.96 | USD | 20250920 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1054.44 | USD | 20250920 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1138.79 | USD | 20250920 |
| Wanhua PETROCHEMICAL(Yantai) Co., Ltd. | China national standards | MT | 984.14 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250920 |