| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1096.24 | USD | 20250926 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250926 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250926 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250926 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1194.63 | USD | 20250926 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1004.89 | USD | 20250926 |