| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 899.03 | USD | 20250826 |
| Shandong Xima | China national standards | MT | 870.93 | USD | 20250826 |
| UniTrend China | China national standards | MT | 1039.9 | USD | 20250825 |
| Shandong Xima | China national standards | MT | 871.26 | USD | 20250825 |
| UniTrend China | China national standards | MT | 1037.56 | USD | 20250823 |
| Shandong Xima | China national standards | MT | 869.31 | USD | 20250823 |
| UniTrend China | China national standards | MT | 1037.56 | USD | 20250822 |
| Shandong Xima | China national standards | MT | 869.31 | USD | 20250822 |
| UniTrend China | China national standards | MT | 1038.06 | USD | 20250821 |
| Shandong Xima | China national standards | MT | 869.72 | USD | 20250821 |