| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 353.13 | USD | 20251126 |
| Shandong Hualu | China national standards | MT | 367.25 | USD | 20251126 |
| Shandong Yuxuan Chem | China national standards | MT | 353.13 | USD | 20251126 |
| Shandong Shuntian Chem | China national standards | MT | 346.06 | USD | 20251126 |
| Shijiazhuang Baipo Chem | China national standards | MT | 340.27 | USD | 20251125 |
| Shandong Hualu | China national standards | MT | 367.1 | USD | 20251125 |
| Shandong Hualu | China national standards | MT | 321.92 | USD | 20251125 |
| Nantong Zhonghe Chem | China national standards | MT | 389.69 | USD | 20251125 |
| Shandong Yuxuan Chem | China national standards | MT | 352.98 | USD | 20251125 |
| Shandong Hualu | China national standards | MT | 321.92 | USD | 20251125 |