| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2179.17 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1054.44 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |