| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 1567.44 | USD | 20251117 |
| Shandong Jinshenrun Chem | China national standards | MT | 1581.56 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 1143.81 | USD | 20251117 |
| Shandong Qiangsen Chem | China national standards | MT | 1059.08 | USD | 20251117 |
| Shandong Yihe Chem | China national standards | MT | 1638.05 | USD | 20251117 |
| Jinan Qi Mat | China national standards | MT | 1567.44 | USD | 20251117 |
| Dongying Hebang Chem | China national standards | MT | 1355.63 | USD | 20251117 |
| Weifang Yixin Chem | China national standards | MT | 1694.53 | USD | 20251117 |
| Jinan Aochen Chem | China national standards | MT | 1313.26 | USD | 20251117 |
| Hubei 789 Chem | China national standards | MT | 1129.69 | USD | 20251117 |