| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 190.5 | USD | 20251106 |
| GuangZhan Chem | China national standards | MT | 190.41 | USD | 20251105 |
| GuangZhan Chem | China national standards | MT | 186.18 | USD | 20251105 |
| GuangZhan Chem | China national standards | MT | 208.74 | USD | 20251105 |
| GuangZhan Chem | China national standards | MT | 208.79 | USD | 20251104 |
| GuangZhan Chem | China national standards | MT | 186.22 | USD | 20251104 |
| GuangZhan Chem | China national standards | MT | 190.45 | USD | 20251104 |
| GuangZhan Chem | China national standards | MT | 186.26 | USD | 20251103 |
| GuangZhan Chem | China national standards | MT | 190.5 | USD | 20251103 |
| GuangZhan Chem | China national standards | MT | 186.23 | USD | 20251031 |