| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1013.4 | USD | 20251012 |
| Shandong Yaowang Chem | China national standards | MT | 1118.96 | USD | 20251012 |
| Shandong Zhenkun | China national standards | MT | 996.51 | USD | 20251012 |
| Shandong Zhenkun | China national standards | MT | 996.51 | USD | 20251012 |
| Shandong Xingpeng Chem | China national standards | MT | 1055.62 | USD | 20251012 |
| Shandong Xingpeng Chem | China national standards | MT | 1111.92 | USD | 20251012 |
| Jinan Aochen Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Jinan Aochen Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Dongying Huatai Chem | China national standards | MT | 1477.87 | USD | 20251011 |
| Shandong Jinmao | China national standards | MT | 1069.7 | USD | 20251011 |