| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.44 | USD | 20250820 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 798.5 | USD | 20250820 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 798.5 | USD | 20250820 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 742.46 | USD | 20250820 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20250820 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20250820 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 882.55 | USD | 20250820 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 784.49 | USD | 20250820 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.79 | USD | 20250819 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.79 | USD | 20250819 |