| Vendor | Spec | Unit | Price | Currency | Date |
| Heze Zhuohang | China national standards | MT | 497.87 | USD | 20260527 |
| Shandong Hualu | Industrial Grade | MT | 556.22 | USD | 20260525 |
| Heze Zhuohang | China national standards | MT | 504.59 | USD | 20260522 |
| Shandong Hualu | Industrial Grade | MT | 570.4 | USD | 20260522 |
| Shandong Hualu | Industrial Grade | MT | 585.23 | USD | 20260521 |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260513 | |
| Fujian Billion | Industrial Grade | MT | USD | 20260508 | |
| Shandong Hualu | Industrial Grade | MT | USD | 20260508 | |
| Heze Zhuohang | Industrial Grade | MT | USD | 20260508 | |
| ShanDong Shenghua | China national standards | MT | USD | 20260508 |