| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 395.68 | USD | 20251208 |
| Henan Longyu | China national standards | MT | 303.83 | USD | 20251208 |
| Hebei Chuangde Tech | China national standards | MT | 388.62 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 325.02 | USD | 20251208 |
| Henan Longyu | China national standards | MT | 332.09 | USD | 20251208 |
| Shandong Hualu | China national standards | MT | 381.55 | USD | 20251208 |
| Hebei Pengfa Chem | China national standards | MT | 329.26 | USD | 20251208 |
| Shandong Shuojia Chem | China national standards | MT | 367.42 | USD | 20251208 |
| Shandong Hualu | China national standards | MT | 395.68 | USD | 20251208 |
| Shandong Shuojia Chem | China national standards | MT | 367.42 | USD | 20251208 |