| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1192.39 | USD | 20251111 |
| Shandong Hongyang Chem | China national standards | MT | 1192.56 | USD | 20251110 |
| Shandong Hongyang Chem | China national standards | MT | 1192.56 | USD | 20251110 |
| Shandong Hongyang Chem | China national standards | MT | 1192.9 | USD | 20251107 |
| Shandong Hongyang Chem | China national standards | MT | 1192.9 | USD | 20251107 |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 1191.8 | USD | 20251105 |
| Shandong Hongyang Chem | China national standards | MT | 1191.8 | USD | 20251105 |
| Shandong Hongyang Chem | China national standards | MT | 1192.07 | USD | 20251104 |