| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Baipo Chem | China national standards | MT | 332.09 | USD | 20251208 |
| Shandong Yuxuan Chem | China national standards | MT | 353.36 | USD | 20251206 |
| Shandong Yuxuan Chem | China national standards | MT | 353.36 | USD | 20251206 |
| Shandong Hualu | China national standards | MT | 322.27 | USD | 20251205 |
| Shandong Shuntian Chem | China national standards | MT | 332.16 | USD | 20251205 |
| Shandong Yuxuan Chem | China national standards | MT | 353.36 | USD | 20251205 |
| Shandong Yuxuan Chem | China national standards | MT | 353.36 | USD | 20251205 |
| Shandong Hualu | China national standards | MT | 353.36 | USD | 20251205 |
| Shijiazhuang Baipo Chem | China national standards | MT | 327.92 | USD | 20251205 |
| Shandong FUZE | China national standards | MT | 551.24 | USD | 20251205 |