| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1270.74 | USD | 20251114 |
| Wudi Xinyue Chem | China national standards | MT | 1567.24 | USD | 20251114 |
| Jinan Aochen Chem | China national standards | MT | 1313.1 | USD | 20251114 |
| Zibo Feiyuan Chem | China national standards | MT | 1553.12 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 1567.24 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 1567.24 | USD | 20251114 |
| Xiamen Yudeshun Chem | China national standards | MT | 1510.77 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1129.54 | USD | 20251114 |
| Shandong Qiangsen Chem | China national standards | MT | 1058.95 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 1174.73 | USD | 20251114 |