| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 367.37 | USD | 20251209 |
| Shanghai Huayi | China national standards | MT | 398.46 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 367.37 | USD | 20251209 |
| Hebei Pengfa Chem | China national standards | MT | 329.22 | USD | 20251209 |
| Henan Longyu | China national standards | MT | 303.79 | USD | 20251209 |
| Shandong Zhenkun | China national standards | MT | 423.89 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 346.18 | USD | 20251209 |
| Henan Longyu | China national standards | MT | 303.79 | USD | 20251209 |
| Yankuang Guotai Chem | China national standards | MT | 353.24 | USD | 20251209 |
| Shandong Jinshenrun Chem | China national standards | MT | 395.63 | USD | 20251209 |