| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 766.69 | USD | 20250918 |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 731.52 | USD | 20250918 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |