| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Zibo Zhongsheng Chem | China national standards | MT | 1271.67 | USD | 20251209 |
| Xiamen Yudeshun Chem | China national standards | MT | 1681.43 | USD | 20251209 |
| Shandong Qiangsen Chem | China national standards | MT | 890.17 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Shandong Aite Chem | China national standards | MT | 1102.12 | USD | 20251209 |
| Jinan Angxin Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Qiangsen Chem | China national standards | MT | 890.17 | USD | 20251209 |
| Shandong Aite Chem | China national standards | MT | 1130.37 | USD | 20251209 |