| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 703.38 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 633.04 | USD | 20250918 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 703.38 | USD | 20250918 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |