| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Zhongyuan Dahua | China national standards | MT | 720.08 | USD | 20251115 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.32 | USD | 20251115 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.32 | USD | 20251114 |
| Chizhou Xinyu Chem | China national standards | MT | 945.99 | USD | 20251114 |
| Yuxiang Poplar Chem | China national standards | MT | 960.11 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 734.2 | USD | 20251114 |
| Shandong Hanyue Chem | China national standards | MT | 734.2 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 713.03 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 713.03 | USD | 20251114 |
| Yuxiang Poplar Chem | China national standards | MT | 960.11 | USD | 20251114 |