| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1757.4 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2038.58 | USD | 20250919 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 1757.4 | USD | 20250919 |
| Ji'nan Century Lianxing Economic Trade Co., Ltd. | China national standards | MT | 1687.1 | USD | 20250919 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1758.46 | USD | 20250918 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1448.97 | USD | 20250918 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1547.44 | USD | 20250918 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1463.04 | USD | 20250918 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1448.97 | USD | 20250918 |
| Jinan Jinquanjin Economy & Trade Co., Ltd. | China national standards | MT | 2250.83 | USD | 20250918 |