| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 781.06 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 830.32 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 830.32 | USD | 20250925 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.14 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 830.32 | USD | 20250925 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 830.32 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 830.32 | USD | 20250925 |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 900.69 | USD | 20250925 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250925 |