| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 762.32 | USD | 20251107 |
| Shandong Laya Chem | China national standards | MT | 762.01 | USD | 20251106 |
| Shandong Laya Chem | China national standards | MT | 761.63 | USD | 20251105 |
| Shandong Laya Chem | China national standards | MT | 761.63 | USD | 20251105 |
| Shandong Laya Chem | China national standards | MT | 761.8 | USD | 20251104 |
| Shandong Laya Chem | China national standards | MT | 761.99 | USD | 20251103 |
| Shandong Laya Chem | China national standards | MT | 761.85 | USD | 20251101 |
| Shandong Laya Chem | China national standards | MT | 761.85 | USD | 20251031 |
| Shandong Laya Chem | China national standards | MT | 762.02 | USD | 20251030 |
| Shandong Laya Chem | China national standards | MT | 762.25 | USD | 20251029 |