| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1153.55 | USD | 20250918 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 928.47 | USD | 20250918 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |