| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 745.59 | USD | 20250918 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.38 | USD | 20250918 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 942.53 | USD | 20250918 |
| Shandong Wonfull Petrochemical Group Co., Ltd. | China national standards | MT | 815.92 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 886.26 | USD | 20250918 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1153.55 | USD | 20250918 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.72 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 886.26 | USD | 20250918 |