| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu | China national standards | MT | 332.09 | USD | 20251208 |
| Shanghai Huayi | China national standards | MT | 398.51 | USD | 20251208 |
| Suzhou Shangma Chem | China national standards | MT | 395.68 | USD | 20251208 |
| Shandong Zhiheng | China national standards | MT | 367.42 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 353.29 | USD | 20251208 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 537.0 | USD | 20251208 |
| Shandong Hualu | China national standards | MT | 424.03 | USD | 20251207 |
| Shandong Zhenkun | China national standards | MT | 424.03 | USD | 20251207 |
| Shandong Jinshenrun Chem | China national standards | MT | 395.77 | USD | 20251207 |