| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 324.47 | USD | 20251104 |
| Shijiazhuang Baipo Chem | China national standards | MT | 300.49 | USD | 20251104 |
| Shandong Shuntian Chem | China national standards | MT | 310.36 | USD | 20251104 |
| Shandong Hualu | China national standards | MT | 327.29 | USD | 20251104 |
| Shandong Yuxuan Chem | China national standards | MT | 324.55 | USD | 20251103 |
| Shandong Yuxuan Chem | China national standards | MT | 324.55 | USD | 20251103 |
| Shijiazhuang Baipo Chem | China national standards | MT | 300.56 | USD | 20251103 |
| Shandong Hualu | China national standards | MT | 327.37 | USD | 20251103 |
| Shandong Shuntian Chem | China national standards | MT | 310.44 | USD | 20251103 |
| Nantong Zhonghe Chem | China national standards | MT | 389.46 | USD | 20251103 |