| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1143.02 | USD | 20251106 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1143.02 | USD | 20251106 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1143.02 | USD | 20251106 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1143.02 | USD | 20251106 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1270.02 | USD | 20251106 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1093.63 | USD | 20251106 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1121.85 | USD | 20251106 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1128.91 | USD | 20251106 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1128.91 | USD | 20251106 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1171.24 | USD | 20251106 |