| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 324.56 | USD | 20251106 |
| Shandong Yuxuan Chem | China national standards | MT | 324.56 | USD | 20251106 |
| Shandong Yuxuan Chem | China national standards | MT | 324.4 | USD | 20251105 |
| Shijiazhuang Baipo Chem | China national standards | MT | 304.65 | USD | 20251105 |
| Shandong Hualu | China national standards | MT | 330.04 | USD | 20251105 |
| Shandong Shuntian Chem | China national standards | MT | 310.29 | USD | 20251105 |
| Nantong Zhonghe Chem | China national standards | MT | 389.28 | USD | 20251105 |
| Shandong Yuxuan Chem | China national standards | MT | 324.4 | USD | 20251105 |
| Shijiazhuang Baipo Chem | China national standards | MT | 300.49 | USD | 20251104 |
| Shandong Yuxuan Chem | China national standards | MT | 324.47 | USD | 20251104 |