| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1138.79 | USD | 20250919 |
| Jiangsu Haixing Chem | China national standards | MT | 1138.79 | USD | 20250919 |
| Dongying Lianchem | China national standards | MT | 1195.03 | USD | 20250919 |
| Shandong Hongyang Chem | China national standards | MT | 1124.73 | USD | 20250919 |
| Shandong Hongyang Chem | China national standards | MT | 1124.73 | USD | 20250919 |
| Shandong Huize Chem | China national standards | MT | 1336.43 | USD | 20250918 |
| Jinan Pulaihua Chem | China national standards | MT | 1477.1 | USD | 20250918 |
| Jiangsu Yingte Chem | China national standards | MT | 1477.1 | USD | 20250918 |
| Shandong Haili Chem | China national standards | MT | 1477.1 | USD | 20250918 |
| Shandong Yuxuan Chem | China national standards | MT | 1688.12 | USD | 20250918 |