| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1068.5 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1293.44 | USD | 20250919 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1152.85 | USD | 20250919 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1033.35 | USD | 20250919 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1202.06 | USD | 20250919 |