| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haike Chem | China national standards | MT | 863.5 | USD | 20260115 |
| Shandong Haike Chem | China national standards | MT | 847.32 | USD | 20260113 |
| Shandong Haike Chem | China national standards | MT | 847.32 | USD | 20260113 |
| Shandong Haike Chem | China national standards | MT | 847.32 | USD | 20260113 |
| Shandong Haike Chem | China national standards | MT | 842.99 | USD | 20260112 |
| Shandong Haike Chem | China national standards | MT | 842.99 | USD | 20260112 |
| Shandong Haike Chem | China national standards | MT | 842.99 | USD | 20260112 |
| Shandong Haike Chem | China national standards | MT | 830.52 | USD | 20260109 |
| Shandong Haike Chem | China national standards | MT | 830.52 | USD | 20260109 |
| Shandong Haike Chem | China national standards | MT | 827.67 | USD | 20260108 |