| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | 128# | MT | 1948.24 | USD | 20251112 |
| Shandong Hongyang Chem | 128# | MT | 1947.34 | USD | 20251111 |
| Shandong Hongyang Chem | 128# | MT | 1947.61 | USD | 20251110 |
| Shandong Hongyang Chem | 128# | MT | 1948.16 | USD | 20251107 |
| Shandong Hongyang Chem | 128# | MT | 1947.36 | USD | 20251106 |
| Shandong Hongyang Chem | 128# | MT | 1946.38 | USD | 20251105 |
| Shandong Hongyang Chem | 128# | MT | 1946.82 | USD | 20251104 |
| Shandong Hongyang Chem | 128# | MT | 1947.31 | USD | 20251103 |
| Shandong Hongyang Chem | 128# | MT | 1946.95 | USD | 20251031 |
| Shandong Hongyang Chem | 128# | MT | 1947.39 | USD | 20251030 |