| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 1077.36 | USD | 20251013 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.63 | USD | 20250930 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.63 | USD | 20250930 |
| Shandong Mengkanda Chem | China national standards | MT | 1075.16 | USD | 20250926 |
| Shandong Mengkanda Chem | China national standards | MT | 1075.16 | USD | 20250926 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.6 | USD | 20250925 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.6 | USD | 20250925 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.6 | USD | 20250924 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.6 | USD | 20250924 |
| Shandong Mengkanda Chem | China national standards | MT | 1076.6 | USD | 20250924 |