| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 1130.04 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 1567.93 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 1610.31 | USD | 20251202 |
| Shandong Qiangsen Chem | China national standards | MT | 1059.41 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 1539.68 | USD | 20251202 |
| Zibo Feiyuan Chem | China national standards | MT | 1553.8 | USD | 20251202 |
| Jinan Aochen Chem | China national standards | MT | 1313.67 | USD | 20251202 |
| Dongying Hebang Chem | China national standards | MT | 1356.05 | USD | 20251202 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.16 | USD | 20251202 |
| Shandong Shuojia Chem | China national standards | MT | 1567.93 | USD | 20251202 |