| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 766.22 | USD | 20250919 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 702.96 | USD | 20250919 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 688.9 | USD | 20250919 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 731.08 | USD | 20250919 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 688.9 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250919 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 731.08 | USD | 20250919 |