| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1568.71 | USD | 20251201 |
| Jiangsu Haixing Chem | China national standards | MT | 1271.92 | USD | 20251201 |
| Shandong Mingyu | China national standards | MT | 1695.9 | USD | 20251201 |
| Shandong Yeyang Chem | China national standards | MT | 1144.73 | USD | 20251201 |
| Jinan Qi Mat | China national standards | MT | 1526.31 | USD | 20251201 |
| Shandong Yuxuan Chem | China national standards | MT | 1823.09 | USD | 20251201 |
| Jinan Aochen Chem | China national standards | MT | 1314.32 | USD | 20251201 |
| Shandong Hongyang Chem | China national standards | MT | 1130.6 | USD | 20251201 |
| Jiangsu Haixing Chem | China national standards | MT | 1271.92 | USD | 20251201 |
| Dongying Lianchem | China national standards | MT | 1201.26 | USD | 20251201 |