| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 296.8 | USD | 20251203 |
| Hebei Pengfa Chem | China national standards | MT | 316.59 | USD | 20251203 |
| Yankuang Guotai Chem | China national standards | MT | 325.07 | USD | 20251203 |
| Shandong Hualu | China national standards | MT | 325.07 | USD | 20251203 |
| Henan Longyu | China national standards | MT | 303.87 | USD | 20251203 |
| Shandong Xingpeng Chem | China national standards | MT | 325.07 | USD | 20251203 |
| Henan Longyu | China national standards | MT | 332.14 | USD | 20251203 |
| Changzhou Yihan Chem | China national standards | MT | 395.74 | USD | 20251203 |
| Shandong Yaoming Chem | China national standards | MT | 325.07 | USD | 20251203 |
| Shandong Hualu | China national standards | MT | 390.08 | USD | 20251203 |